Home / 11,977,079.58-17,970,766.11-3,892,532.76

Finding the Fourth Proportional to 11,977,079.58, 17,970,766.11 and 3,892,532.76

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Solution

The fourth proportional to 11,977,079.58, 17,970,766.11 and 3,892,532.76 is: 5,840,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,079.58 : 17,970,766.11 = 3,892,532.76 : x
  2. Step 2: Convert to fraction form
    11,977,079.58/17,970,766.11 = 3,892,532.76/x
  3. Step 3: Cross multiply
    11,977,079.58x = 17,970,766.11 × 3,892,532.76
  4. Step 4: Simplify right side
    11,977,079.58x = 69,951,795,805,472.76
  5. Step 5: Solve for x
    x = 69,951,795,805,472.76/11,977,079.58
  6. Step 6: Final answer
    x = 5,840,471.82

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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.