Home / 5,280,910.43-7,280,500.52-4,514,770.61

Finding the Fourth Proportional to 5,280,910.43, 7,280,500.52 and 4,514,770.61

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Solution

The fourth proportional to 5,280,910.43, 7,280,500.52 and 4,514,770.61 is: 6,224,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,910.43 : 7,280,500.52 = 4,514,770.61 : x
  2. Step 2: Convert to fraction form
    5,280,910.43/7,280,500.52 = 4,514,770.61/x
  3. Step 3: Cross multiply
    5,280,910.43x = 7,280,500.52 × 4,514,770.61
  4. Step 4: Simplify right side
    5,280,910.43x = 32,869,789,775,972.02
  5. Step 5: Solve for x
    x = 32,869,789,775,972.02/5,280,910.43
  6. Step 6: Final answer
    x = 6,224,265.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.