Finding the Fourth Proportional to 10,340,988.76, 15,512,545.05 and 3,956,610.88
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Solution
The fourth proportional to 10,340,988.76, 15,512,545.05 and 3,956,610.88 is: 5,935,322.62
Step by Step Solution
- Step 1: Write the proportion equation
10,340,988.76 : 15,512,545.05 = 3,956,610.88 : x - Step 2: Convert to fraction form
10,340,988.76/15,512,545.05 = 3,956,610.88/x - Step 3: Cross multiply
10,340,988.76x = 15,512,545.05 × 3,956,610.88 - Step 4: Simplify right side
10,340,988.76x = 61,377,104,521,320.15 - Step 5: Solve for x
x = 61,377,104,521,320.15/10,340,988.76 - Step 6: Final answer
x = 5,935,322.62
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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.