Home / 11,511,098.70-17,272,868.85-5,122,337.10

Finding the Fourth Proportional to 11,511,098.70, 17,272,868.85 and 5,122,337.10

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Solution

The fourth proportional to 11,511,098.70, 17,272,868.85 and 5,122,337.10 is: 7,686,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511,098.70 : 17,272,868.85 = 5,122,337.10 : x
  2. Step 2: Convert to fraction form
    11,511,098.70/17,272,868.85 = 5,122,337.10/x
  3. Step 3: Cross multiply
    11,511,098.70x = 17,272,868.85 × 5,122,337.10
  4. Step 4: Simplify right side
    11,511,098.70x = 88,477,456,933,789.34
  5. Step 5: Solve for x
    x = 88,477,456,933,789.34/11,511,098.70
  6. Step 6: Final answer
    x = 7,686,273.85

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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.