Home / 17,216,171.10-25,795,912.50-12,029,306.94

Finding the Fourth Proportional to 17,216,171.10, 25,795,912.50 and 12,029,306.94

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Solution

The fourth proportional to 17,216,171.10, 25,795,912.50 and 12,029,306.94 is: 18,024,155.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216,171.10 : 25,795,912.50 = 12,029,306.94 : x
  2. Step 2: Convert to fraction form
    17,216,171.10/25,795,912.50 = 12,029,306.94/x
  3. Step 3: Cross multiply
    17,216,171.10x = 25,795,912.50 × 12,029,306.94
  4. Step 4: Simplify right side
    17,216,171.10x = 310,306,949,259,882.75
  5. Step 5: Solve for x
    x = 310,306,949,259,882.75/17,216,171.10
  6. Step 6: Final answer
    x = 18,024,155.75

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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.