Home / 8,341,627.90-12,491,446.65-5,486,280.70

Finding the Fourth Proportional to 8,341,627.90, 12,491,446.65 and 5,486,280.70

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Solution

The fourth proportional to 8,341,627.90, 12,491,446.65 and 5,486,280.70 is: 8,215,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341,627.90 : 12,491,446.65 = 5,486,280.70 : x
  2. Step 2: Convert to fraction form
    8,341,627.90/12,491,446.65 = 5,486,280.70/x
  3. Step 3: Cross multiply
    8,341,627.90x = 12,491,446.65 × 5,486,280.70
  4. Step 4: Simplify right side
    8,341,627.90x = 68,531,582,670,974.66
  5. Step 5: Solve for x
    x = 68,531,582,670,974.66/8,341,627.90
  6. Step 6: Final answer
    x = 8,215,612.53

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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.