Finding the Fourth Proportional to 81,975,862.01, 113,126,414.92 and 44,806,120.77
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Solution
The fourth proportional to 81,975,862.01, 113,126,414.92 and 44,806,120.77 is: 61,832,296.54
Step by Step Solution
- Step 1: Write the proportion equation
81,975,862.01 : 113,126,414.92 = 44,806,120.77 : x - Step 2: Convert to fraction form
81,975,862.01/113,126,414.92 = 44,806,120.77/x - Step 3: Cross multiply
81,975,862.01x = 113,126,414.92 × 44,806,120.77 - Step 4: Simplify right side
81,975,862.01x = 5,068,755,809,182,650 - Step 5: Solve for x
x = 5,068,755,809,182,650/81,975,862.01 - Step 6: Final answer
x = 61,832,296.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.