Home / 11,728,505.30-16,167,395.95-8,234,040.83

Finding the Fourth Proportional to 11,728,505.30, 16,167,395.95 and 8,234,040.83

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Solution

The fourth proportional to 11,728,505.30, 16,167,395.95 and 8,234,040.83 is: 11,350,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728,505.30 : 16,167,395.95 = 8,234,040.83 : x
  2. Step 2: Convert to fraction form
    11,728,505.30/16,167,395.95 = 8,234,040.83/x
  3. Step 3: Cross multiply
    11,728,505.30x = 16,167,395.95 × 8,234,040.83
  4. Step 4: Simplify right side
    11,728,505.30x = 133,122,998,265,654.56
  5. Step 5: Solve for x
    x = 133,122,998,265,654.56/11,728,505.30
  6. Step 6: Final answer
    x = 11,350,380.54

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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.