Step 1:
The first step to converting 21770671.866069 to a fraction is to re-write 21770671.866069 in the form p/q where p and q are both positive integers. To start with, 21770671.866069 can be written as simply 21770671.866069/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 21770671.866069, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 21770671.866069/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 21770671.866069/1 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 21770671.866069 as a fraction:
21770671/1 / 1