Does The Age You First Got Your Period Determine When You Will Go Into Menopause?

I started my cycle really early and am concerned a bout early menopause.

Is There A Medical Way To Determine A Rough Estimate For One To Reach Menopause?

Is there a specific type of doctors or medical tests performed that can find this information out? Are there medical tests also to determine if one is and will be physically able to deliver a baby?

Does The Age A Woman Starts Her Period Determine When She’ll Start Menopause?

I feel kinda silly asking this.. but
If a girl starts her period at a young age.. will she go through menopause at a younger age than a girl who began her period later?
Or will the opposite occur?
thanks so much!