Home / 20,227,874.60-30,335,487.42-6,761,553.32

Finding the Fourth Proportional to 20,227,874.60, 30,335,487.42 and 6,761,553.32

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Solution

The fourth proportional to 20,227,874.60, 30,335,487.42 and 6,761,553.32 is: 10,140,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,874.60 : 30,335,487.42 = 6,761,553.32 : x
  2. Step 2: Convert to fraction form
    20,227,874.60/30,335,487.42 = 6,761,553.32/x
  3. Step 3: Cross multiply
    20,227,874.60x = 30,335,487.42 × 6,761,553.32
  4. Step 4: Simplify right side
    20,227,874.60x = 205,115,015,678,519.25
  5. Step 5: Solve for x
    x = 205,115,015,678,519.25/20,227,874.60
  6. Step 6: Final answer
    x = 10,140,215.90

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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.