Home / 11,780,638.92-17,668,990.05-3,261,836.52

Finding the Fourth Proportional to 11,780,638.92, 17,668,990.05 and 3,261,836.52

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Solution

The fourth proportional to 11,780,638.92, 17,668,990.05 and 3,261,836.52 is: 4,892,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,638.92 : 17,668,990.05 = 3,261,836.52 : x
  2. Step 2: Convert to fraction form
    11,780,638.92/17,668,990.05 = 3,261,836.52/x
  3. Step 3: Cross multiply
    11,780,638.92x = 17,668,990.05 × 3,261,836.52
  4. Step 4: Simplify right side
    11,780,638.92x = 57,633,357,016,606.62
  5. Step 5: Solve for x
    x = 57,633,357,016,606.62/11,780,638.92
  6. Step 6: Final answer
    x = 4,892,209.79

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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.