Home / 52,327,542.39-78,485,324.42-13,992,045.86

Finding the Fourth Proportional to 52,327,542.39, 78,485,324.42 and 13,992,045.86

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Solution

The fourth proportional to 52,327,542.39, 78,485,324.42 and 13,992,045.86 is: 20,986,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,327,542.39 : 78,485,324.42 = 13,992,045.86 : x
  2. Step 2: Convert to fraction form
    52,327,542.39/78,485,324.42 = 13,992,045.86/x
  3. Step 3: Cross multiply
    52,327,542.39x = 78,485,324.42 × 13,992,045.86
  4. Step 4: Simplify right side
    52,327,542.39x = 1,098,170,258,411,331.38
  5. Step 5: Solve for x
    x = 1,098,170,258,411,331.38/52,327,542.39
  6. Step 6: Final answer
    x = 20,986,467.32

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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.