Home / 39,011,665.20-58,520,302.56-13,452,305.76

Finding the Fourth Proportional to 39,011,665.20, 58,520,302.56 and 13,452,305.76

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Solution

The fourth proportional to 39,011,665.20, 58,520,302.56 and 13,452,305.76 is: 20,179,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,011,665.20 : 58,520,302.56 = 13,452,305.76 : x
  2. Step 2: Convert to fraction form
    39,011,665.20/58,520,302.56 = 13,452,305.76/x
  3. Step 3: Cross multiply
    39,011,665.20x = 58,520,302.56 × 13,452,305.76
  4. Step 4: Simplify right side
    39,011,665.20x = 787,233,003,204,830.75
  5. Step 5: Solve for x
    x = 787,233,003,204,830.75/39,011,665.20
  6. Step 6: Final answer
    x = 20,179,425.80

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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.