Home / 11,776,156.40-17,664,234.60-7,241,193.20

Finding the Fourth Proportional to 11,776,156.40, 17,664,234.60 and 7,241,193.20

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Solution

The fourth proportional to 11,776,156.40, 17,664,234.60 and 7,241,193.20 is: 10,861,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776,156.40 : 17,664,234.60 = 7,241,193.20 : x
  2. Step 2: Convert to fraction form
    11,776,156.40/17,664,234.60 = 7,241,193.20/x
  3. Step 3: Cross multiply
    11,776,156.40x = 17,664,234.60 × 7,241,193.20
  4. Step 4: Simplify right side
    11,776,156.40x = 127,910,135,468,724.73
  5. Step 5: Solve for x
    x = 127,910,135,468,724.73/11,776,156.40
  6. Step 6: Final answer
    x = 10,861,789.80

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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.