Home / 8,323,213.30-12,470,823.15-5,481,862.90

Finding the Fourth Proportional to 8,323,213.30, 12,470,823.15 and 5,481,862.90

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Solution

The fourth proportional to 8,323,213.30, 12,470,823.15 and 5,481,862.90 is: 8,213,575.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,213.30 : 12,470,823.15 = 5,481,862.90 : x
  2. Step 2: Convert to fraction form
    8,323,213.30/12,470,823.15 = 5,481,862.90/x
  3. Step 3: Cross multiply
    8,323,213.30x = 12,470,823.15 × 5,481,862.90
  4. Step 4: Simplify right side
    8,323,213.30x = 68,363,342,758,446.14
  5. Step 5: Solve for x
    x = 68,363,342,758,446.14/8,323,213.30
  6. Step 6: Final answer
    x = 8,213,575.73

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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.