Home / 6,687,985.61-9,229,474.38-3,632,221.73

Finding the Fourth Proportional to 6,687,985.61, 9,229,474.38 and 3,632,221.73

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Solution

The fourth proportional to 6,687,985.61, 9,229,474.38 and 3,632,221.73 is: 5,012,495.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,985.61 : 9,229,474.38 = 3,632,221.73 : x
  2. Step 2: Convert to fraction form
    6,687,985.61/9,229,474.38 = 3,632,221.73/x
  3. Step 3: Cross multiply
    6,687,985.61x = 9,229,474.38 × 3,632,221.73
  4. Step 4: Simplify right side
    6,687,985.61x = 33,523,497,353,366.91
  5. Step 5: Solve for x
    x = 33,523,497,353,366.91/6,687,985.61
  6. Step 6: Final answer
    x = 5,012,495.44

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Double scale
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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.