Home / 9,042,545.70-13,563,818.55-8,979,560.10

Finding the Fourth Proportional to 9,042,545.70, 13,563,818.55 and 8,979,560.10

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Solution

The fourth proportional to 9,042,545.70, 13,563,818.55 and 8,979,560.10 is: 13,469,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042,545.70 : 13,563,818.55 = 8,979,560.10 : x
  2. Step 2: Convert to fraction form
    9,042,545.70/13,563,818.55 = 8,979,560.10/x
  3. Step 3: Cross multiply
    9,042,545.70x = 13,563,818.55 × 8,979,560.10
  4. Step 4: Simplify right side
    9,042,545.70x = 121,797,123,855,219.86
  5. Step 5: Solve for x
    x = 121,797,123,855,219.86/9,042,545.70
  6. Step 6: Final answer
    x = 13,469,340.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.