Home / 9,646,355.28-13,311,481.42-5,726,278.96

Finding the Fourth Proportional to 9,646,355.28, 13,311,481.42 and 5,726,278.96

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Solution

The fourth proportional to 9,646,355.28, 13,311,481.42 and 5,726,278.96 is: 7,901,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646,355.28 : 13,311,481.42 = 5,726,278.96 : x
  2. Step 2: Convert to fraction form
    9,646,355.28/13,311,481.42 = 5,726,278.96/x
  3. Step 3: Cross multiply
    9,646,355.28x = 13,311,481.42 × 5,726,278.96
  4. Step 4: Simplify right side
    9,646,355.28x = 76,225,255,981,776.92
  5. Step 5: Solve for x
    x = 76,225,255,981,776.92/9,646,355.28
  6. Step 6: Final answer
    x = 7,901,974.76

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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.