Home / 49,172,034.70-73,758,052.05-20,801,500.30

Finding the Fourth Proportional to 49,172,034.70, 73,758,052.05 and 20,801,500.30

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Solution

The fourth proportional to 49,172,034.70, 73,758,052.05 and 20,801,500.30 is: 31,202,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,172,034.70 : 73,758,052.05 = 20,801,500.30 : x
  2. Step 2: Convert to fraction form
    49,172,034.70/73,758,052.05 = 20,801,500.30/x
  3. Step 3: Cross multiply
    49,172,034.70x = 73,758,052.05 × 20,801,500.30
  4. Step 4: Simplify right side
    49,172,034.70x = 1,534,278,141,845,490.50
  5. Step 5: Solve for x
    x = 1,534,278,141,845,490.50/49,172,034.70
  6. Step 6: Final answer
    x = 31,202,250.45

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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.