Home / 37,123,956.28-51,230,288.88-20,603,120.92

Finding the Fourth Proportional to 37,123,956.28, 51,230,288.88 and 20,603,120.92

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Solution

The fourth proportional to 37,123,956.28, 51,230,288.88 and 20,603,120.92 is: 28,431,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123,956.28 : 51,230,288.88 = 20,603,120.92 : x
  2. Step 2: Convert to fraction form
    37,123,956.28/51,230,288.88 = 20,603,120.92/x
  3. Step 3: Cross multiply
    37,123,956.28x = 51,230,288.88 × 20,603,120.92
  4. Step 4: Simplify right side
    37,123,956.28x = 1,055,503,836,561,171.50
  5. Step 5: Solve for x
    x = 1,055,503,836,561,171.50/37,123,956.28
  6. Step 6: Final answer
    x = 28,431,879.10

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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.