Home / 20,026,850.40-30,027,002.94-7,245,691.92

Finding the Fourth Proportional to 20,026,850.40, 30,027,002.94 and 7,245,691.92

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Solution

The fourth proportional to 20,026,850.40, 30,027,002.94 and 7,245,691.92 is: 10,863,735.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026,850.40 : 30,027,002.94 = 7,245,691.92 : x
  2. Step 2: Convert to fraction form
    20,026,850.40/30,027,002.94 = 7,245,691.92/x
  3. Step 3: Cross multiply
    20,026,850.40x = 30,027,002.94 × 7,245,691.92
  4. Step 4: Simplify right side
    20,026,850.40x = 217,566,412,584,174.25
  5. Step 5: Solve for x
    x = 217,566,412,584,174.25/20,026,850.40
  6. Step 6: Final answer
    x = 10,863,735.85

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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.