Home / 7,225,145.28-10,846,966.38-6,206,989.41

Finding the Fourth Proportional to 7,225,145.28, 10,846,966.38 and 6,206,989.41

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Solution

The fourth proportional to 7,225,145.28, 10,846,966.38 and 6,206,989.41 is: 9,318,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,145.28 : 10,846,966.38 = 6,206,989.41 : x
  2. Step 2: Convert to fraction form
    7,225,145.28/10,846,966.38 = 6,206,989.41/x
  3. Step 3: Cross multiply
    7,225,145.28x = 10,846,966.38 × 6,206,989.41
  4. Step 4: Simplify right side
    7,225,145.28x = 67,327,005,451,286.04
  5. Step 5: Solve for x
    x = 67,327,005,451,286.04/7,225,145.28
  6. Step 6: Final answer
    x = 9,318,429.30

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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.