Step 1:
The first step to converting 16128985.391622 to a fraction is to re-write 16128985.391622 in the form p/q where p and q are both positive integers. To start with, 16128985.391622 can be written as simply 16128985.391622/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 16128985.391622, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 16128985.391622/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 16128985.391622/1 each by 1000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 16128985.391622 as a fraction:
16128985/1 / 1