Home / 8,469,105.42-11,687,471.78-4,601,691.17

Finding the Fourth Proportional to 8,469,105.42, 11,687,471.78 and 4,601,691.17

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Solution

The fourth proportional to 8,469,105.42, 11,687,471.78 and 4,601,691.17 is: 6,350,391.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469,105.42 : 11,687,471.78 = 4,601,691.17 : x
  2. Step 2: Convert to fraction form
    8,469,105.42/11,687,471.78 = 4,601,691.17/x
  3. Step 3: Cross multiply
    8,469,105.42x = 11,687,471.78 × 4,601,691.17
  4. Step 4: Simplify right side
    8,469,105.42x = 53,782,135,689,650.18
  5. Step 5: Solve for x
    x = 53,782,135,689,650.18/8,469,105.42
  6. Step 6: Final answer
    x = 6,350,391.57

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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.