Finding the Fourth Proportional to 51,265,897.92, 70,747,380.32 and 29,240,512.99
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Solution
The fourth proportional to 51,265,897.92, 70,747,380.32 and 29,240,512.99 is: 40,352,159.56
Step by Step Solution
- Step 1: Write the proportion equation
51,265,897.92 : 70,747,380.32 = 29,240,512.99 : x - Step 2: Convert to fraction form
51,265,897.92/70,747,380.32 = 29,240,512.99/x - Step 3: Cross multiply
51,265,897.92x = 70,747,380.32 × 29,240,512.99 - Step 4: Simplify right side
51,265,897.92x = 2,068,689,692,932,359.25 - Step 5: Solve for x
x = 2,068,689,692,932,359.25/51,265,897.92 - Step 6: Final answer
x = 40,352,159.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.