Home / 36,013,103.28-54,019,793.42-8,719,350.56

Finding the Fourth Proportional to 36,013,103.28, 54,019,793.42 and 8,719,350.56

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Solution

The fourth proportional to 36,013,103.28, 54,019,793.42 and 8,719,350.56 is: 13,079,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,013,103.28 : 54,019,793.42 = 8,719,350.56 : x
  2. Step 2: Convert to fraction form
    36,013,103.28/54,019,793.42 = 8,719,350.56/x
  3. Step 3: Cross multiply
    36,013,103.28x = 54,019,793.42 × 8,719,350.56
  4. Step 4: Simplify right side
    36,013,103.28x = 471,017,516,007,761.38
  5. Step 5: Solve for x
    x = 471,017,516,007,761.38/36,013,103.28
  6. Step 6: Final answer
    x = 13,079,059.37

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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.