Finding the Fourth Proportional to 8,524,545.20, 11,764,103.16 and 5,088,780.24
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Solution
The fourth proportional to 8,524,545.20, 11,764,103.16 and 5,088,780.24 is: 7,022,654.50
Step by Step Solution
- Step 1: Write the proportion equation
8,524,545.20 : 11,764,103.16 = 5,088,780.24 : x - Step 2: Convert to fraction form
8,524,545.20/11,764,103.16 = 5,088,780.24/x - Step 3: Cross multiply
8,524,545.20x = 11,764,103.16 × 5,088,780.24 - Step 4: Simplify right side
8,524,545.20x = 59,864,935,701,929.56 - Step 5: Solve for x
x = 59,864,935,701,929.56/8,524,545.20 - Step 6: Final answer
x = 7,022,654.50
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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.