Home / 38,400,944.56-57,601,472.28-15,681,841.81

Finding the Fourth Proportional to 38,400,944.56, 57,601,472.28 and 15,681,841.81

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Solution

The fourth proportional to 38,400,944.56, 57,601,472.28 and 15,681,841.81 is: 23,522,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,400,944.56 : 57,601,472.28 = 15,681,841.81 : x
  2. Step 2: Convert to fraction form
    38,400,944.56/57,601,472.28 = 15,681,841.81/x
  3. Step 3: Cross multiply
    38,400,944.56x = 57,601,472.28 × 15,681,841.81
  4. Step 4: Simplify right side
    38,400,944.56x = 903,297,176,115,249.38
  5. Step 5: Solve for x
    x = 903,297,176,115,249.38/38,400,944.56
  6. Step 6: Final answer
    x = 23,522,785.35

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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.