Home / 37,123,884.43-51,230,189.64-20,603,049.55

Finding the Fourth Proportional to 37,123,884.43, 51,230,189.64 and 20,603,049.55

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Solution

The fourth proportional to 37,123,884.43, 51,230,189.64 and 20,603,049.55 is: 28,431,780.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123,884.43 : 51,230,189.64 = 20,603,049.55 : x
  2. Step 2: Convert to fraction form
    37,123,884.43/51,230,189.64 = 20,603,049.55/x
  3. Step 3: Cross multiply
    37,123,884.43x = 51,230,189.64 × 20,603,049.55
  4. Step 4: Simplify right side
    37,123,884.43x = 1,055,498,135,608,816.75
  5. Step 5: Solve for x
    x = 1,055,498,135,608,816.75/37,123,884.43
  6. Step 6: Final answer
    x = 28,431,780.56

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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.