Home / 11,754,414.40-17,612,959.20-8,731,105.60

Finding the Fourth Proportional to 11,754,414.40, 17,612,959.20 and 8,731,105.60

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Solution

The fourth proportional to 11,754,414.40, 17,612,959.20 and 8,731,105.60 is: 13,082,796.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754,414.40 : 17,612,959.20 = 8,731,105.60 : x
  2. Step 2: Convert to fraction form
    11,754,414.40/17,612,959.20 = 8,731,105.60/x
  3. Step 3: Cross multiply
    11,754,414.40x = 17,612,959.20 × 8,731,105.60
  4. Step 4: Simplify right side
    11,754,414.40x = 153,780,606,703,691.50
  5. Step 5: Solve for x
    x = 153,780,606,703,691.50/11,754,414.40
  6. Step 6: Final answer
    x = 13,082,796.09

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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.