Home / 31,861,636.54-47,782,559.85-11,388,517.18

Finding the Fourth Proportional to 31,861,636.54, 47,782,559.85 and 11,388,517.18

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Solution

The fourth proportional to 31,861,636.54, 47,782,559.85 and 11,388,517.18 is: 17,079,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,861,636.54 : 47,782,559.85 = 11,388,517.18 : x
  2. Step 2: Convert to fraction form
    31,861,636.54/47,782,559.85 = 11,388,517.18/x
  3. Step 3: Cross multiply
    31,861,636.54x = 47,782,559.85 × 11,388,517.18
  4. Step 4: Simplify right side
    31,861,636.54x = 544,172,503,756,103.25
  5. Step 5: Solve for x
    x = 544,172,503,756,103.25/31,861,636.54
  6. Step 6: Final answer
    x = 17,079,238.95

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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.