Home / 17,007,750.70-25,511,626.05-15,519,715.90

Finding the Fourth Proportional to 17,007,750.70, 25,511,626.05 and 15,519,715.90

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Solution

The fourth proportional to 17,007,750.70, 25,511,626.05 and 15,519,715.90 is: 23,279,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,007,750.70 : 25,511,626.05 = 15,519,715.90 : x
  2. Step 2: Convert to fraction form
    17,007,750.70/25,511,626.05 = 15,519,715.90/x
  3. Step 3: Cross multiply
    17,007,750.70x = 25,511,626.05 × 15,519,715.90
  4. Step 4: Simplify right side
    17,007,750.70x = 395,933,188,443,039.19
  5. Step 5: Solve for x
    x = 395,933,188,443,039.19/17,007,750.70
  6. Step 6: Final answer
    x = 23,279,573.85

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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.