Home / 71,342,613.54-98,453,310.57-38,747,565.54

Finding the Fourth Proportional to 71,342,613.54, 98,453,310.57 and 38,747,565.54

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Solution

The fourth proportional to 71,342,613.54, 98,453,310.57 and 38,747,565.54 is: 53,471,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,342,613.54 : 98,453,310.57 = 38,747,565.54 : x
  2. Step 2: Convert to fraction form
    71,342,613.54/98,453,310.57 = 38,747,565.54/x
  3. Step 3: Cross multiply
    71,342,613.54x = 98,453,310.57 × 38,747,565.54
  4. Step 4: Simplify right side
    71,342,613.54x = 3,814,826,103,941,049.50
  5. Step 5: Solve for x
    x = 3,814,826,103,941,049.50/71,342,613.54
  6. Step 6: Final answer
    x = 53,471,914.11

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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.