Home / 39,192,944.97-54,086,474.20-21,552,984.78

Finding the Fourth Proportional to 39,192,944.97, 54,086,474.20 and 21,552,984.78

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Solution

The fourth proportional to 39,192,944.97, 54,086,474.20 and 21,552,984.78 is: 29,743,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,192,944.97 : 54,086,474.20 = 21,552,984.78 : x
  2. Step 2: Convert to fraction form
    39,192,944.97/54,086,474.20 = 21,552,984.78/x
  3. Step 3: Cross multiply
    39,192,944.97x = 54,086,474.20 × 21,552,984.78
  4. Step 4: Simplify right side
    39,192,944.97x = 1,165,724,955,324,404.25
  5. Step 5: Solve for x
    x = 1,165,724,955,324,404.25/39,192,944.97
  6. Step 6: Final answer
    x = 29,743,234.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.