Home / 52,168,404.70-78,252,607.05-13,833,793.90

Finding the Fourth Proportional to 52,168,404.70, 78,252,607.05 and 13,833,793.90

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Solution

The fourth proportional to 52,168,404.70, 78,252,607.05 and 13,833,793.90 is: 20,750,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,168,404.70 : 78,252,607.05 = 13,833,793.90 : x
  2. Step 2: Convert to fraction form
    52,168,404.70/78,252,607.05 = 13,833,793.90/x
  3. Step 3: Cross multiply
    52,168,404.70x = 78,252,607.05 × 13,833,793.90
  4. Step 4: Simplify right side
    52,168,404.70x = 1,082,530,438,067,387
  5. Step 5: Solve for x
    x = 1,082,530,438,067,387/52,168,404.70
  6. Step 6: Final answer
    x = 20,750,690.85

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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.