Finding the Fourth Proportional to 66,562,264.60, 99,644,331.30 and 39,622,053.40
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Solution
The fourth proportional to 66,562,264.60, 99,644,331.30 and 39,622,053.40 is: 59,314,583.71
Step by Step Solution
- Step 1: Write the proportion equation
66,562,264.60 : 99,644,331.30 = 39,622,053.40 : x - Step 2: Convert to fraction form
66,562,264.60/99,644,331.30 = 39,622,053.40/x - Step 3: Cross multiply
66,562,264.60x = 99,644,331.30 × 39,622,053.40 - Step 4: Simplify right side
66,562,264.60x = 3,948,113,015,775,891 - Step 5: Solve for x
x = 3,948,113,015,775,891/66,562,264.60 - Step 6: Final answer
x = 59,314,583.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.