Home / 6,607,680.38-9,921,250.19-3,695,478.91

Finding the Fourth Proportional to 6,607,680.38, 9,921,250.19 and 3,695,478.91

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Solution

The fourth proportional to 6,607,680.38, 9,921,250.19 and 3,695,478.91 is: 5,548,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607,680.38 : 9,921,250.19 = 3,695,478.91 : x
  2. Step 2: Convert to fraction form
    6,607,680.38/9,921,250.19 = 3,695,478.91/x
  3. Step 3: Cross multiply
    6,607,680.38x = 9,921,250.19 × 3,695,478.91
  4. Step 4: Simplify right side
    6,607,680.38x = 36,663,770,837,978.49
  5. Step 5: Solve for x
    x = 36,663,770,837,978.49/6,607,680.38
  6. Step 6: Final answer
    x = 5,548,659.85

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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.