Home / 9,350,921.95-12,904,146.11-5,221,016.66

Finding the Fourth Proportional to 9,350,921.95, 12,904,146.11 and 5,221,016.66

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Solution

The fourth proportional to 9,350,921.95, 12,904,146.11 and 5,221,016.66 is: 7,204,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350,921.95 : 12,904,146.11 = 5,221,016.66 : x
  2. Step 2: Convert to fraction form
    9,350,921.95/12,904,146.11 = 5,221,016.66/x
  3. Step 3: Cross multiply
    9,350,921.95x = 12,904,146.11 × 5,221,016.66
  4. Step 4: Simplify right side
    9,350,921.95x = 67,372,761,868,697.10
  5. Step 5: Solve for x
    x = 67,372,761,868,697.10/9,350,921.95
  6. Step 6: Final answer
    x = 7,204,932.55

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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.