Home / 87,540,357.71-131,355,957.78-39,006,923.42

Finding the Fourth Proportional to 87,540,357.71, 131,355,957.78 and 39,006,923.42

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Solution

The fourth proportional to 87,540,357.71, 131,355,957.78 and 39,006,923.42 is: 58,530,624.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,540,357.71 : 131,355,957.78 = 39,006,923.42 : x
  2. Step 2: Convert to fraction form
    87,540,357.71/131,355,957.78 = 39,006,923.42/x
  3. Step 3: Cross multiply
    87,540,357.71x = 131,355,957.78 × 39,006,923.42
  4. Step 4: Simplify right side
    87,540,357.71x = 5,123,791,785,228,433
  5. Step 5: Solve for x
    x = 5,123,791,785,228,433/87,540,357.71
  6. Step 6: Final answer
    x = 58,530,624.27

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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.