Home / 38,488,523.60-57,751,753.98-18,019,629.20

Finding the Fourth Proportional to 38,488,523.60, 57,751,753.98 and 18,019,629.20

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Solution

The fourth proportional to 38,488,523.60, 57,751,753.98 and 18,019,629.20 is: 27,038,324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488,523.60 : 57,751,753.98 = 18,019,629.20 : x
  2. Step 2: Convert to fraction form
    38,488,523.60/57,751,753.98 = 18,019,629.20/x
  3. Step 3: Cross multiply
    38,488,523.60x = 57,751,753.98 × 18,019,629.20
  4. Step 4: Simplify right side
    38,488,523.60x = 1,040,665,192,581,177.25
  5. Step 5: Solve for x
    x = 1,040,665,192,581,177.25/38,488,523.60
  6. Step 6: Final answer
    x = 27,038,324.55

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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.