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Finding the Fourth Proportional to 17,156,946.20, 25,735,419.30 and 5,797,230.80

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Solution

The fourth proportional to 17,156,946.20, 25,735,419.30 and 5,797,230.80 is: 8,695,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,156,946.20 : 25,735,419.30 = 5,797,230.80 : x
  2. Step 2: Convert to fraction form
    17,156,946.20/25,735,419.30 = 5,797,230.80/x
  3. Step 3: Cross multiply
    17,156,946.20x = 25,735,419.30 × 5,797,230.80
  4. Step 4: Simplify right side
    17,156,946.20x = 149,194,165,416,874.44
  5. Step 5: Solve for x
    x = 149,194,165,416,874.44/17,156,946.20
  6. Step 6: Final answer
    x = 8,695,846.20

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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.