Finding the Third Proportional to 42,561,624 and 66,038,076
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Solution
The third proportional to 42,561,624 and 66,038,076 is: 102,463,841.18
Step by Step Solution
- Step 1: Write the proportion equation
42,561,624 : 66,038,076 = 66,038,076 : x - Step 2: Convert to fraction form
42,561,624/66,038,076 = 66,038,076/x - Step 3: Cross multiply
42,561,624x = 66,038,076 × 66,038,076 - Step 4: Simplify right side
42,561,624x = 4,361,027,481,781,776 - Step 5: Solve for x
x = 4,361,027,481,781,776/42,561,624 - Step 6: Final answer
x = 102,463,841.18
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.