Finding the Fourth Proportional to 32,503,001.28, 48,753,818.86 and 7,911,065.13
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Solution
The fourth proportional to 32,503,001.28, 48,753,818.86 and 7,911,065.13 is: 11,866,431.45
Step by Step Solution
- Step 1: Write the proportion equation
32,503,001.28 : 48,753,818.86 = 7,911,065.13 : x - Step 2: Convert to fraction form
32,503,001.28/48,753,818.86 = 7,911,065.13/x - Step 3: Cross multiply
32,503,001.28x = 48,753,818.86 × 7,911,065.13 - Step 4: Simplify right side
32,503,001.28x = 385,694,636,478,815.31 - Step 5: Solve for x
x = 385,694,636,478,815.31/32,503,001.28 - Step 6: Final answer
x = 11,866,431.45
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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.