Home / 7,150,601.94-9,867,942.96-3,887,429.13

Finding the Fourth Proportional to 7,150,601.94, 9,867,942.96 and 3,887,429.13

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Solution

The fourth proportional to 7,150,601.94, 9,867,942.96 and 3,887,429.13 is: 5,364,713.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,601.94 : 9,867,942.96 = 3,887,429.13 : x
  2. Step 2: Convert to fraction form
    7,150,601.94/9,867,942.96 = 3,887,429.13/x
  3. Step 3: Cross multiply
    7,150,601.94x = 9,867,942.96 × 3,887,429.13
  4. Step 4: Simplify right side
    7,150,601.94x = 38,360,928,915,882.43
  5. Step 5: Solve for x
    x = 38,360,928,915,882.43/7,150,601.94
  6. Step 6: Final answer
    x = 5,364,713.24

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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.