Home / 5,131,222.14-7,695,589.05-2,137,773.18

Finding the Fourth Proportional to 5,131,222.14, 7,695,589.05 and 2,137,773.18

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Solution

The fourth proportional to 5,131,222.14, 7,695,589.05 and 2,137,773.18 is: 3,206,141.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,131,222.14 : 7,695,589.05 = 2,137,773.18 : x
  2. Step 2: Convert to fraction form
    5,131,222.14/7,695,589.05 = 2,137,773.18/x
  3. Step 3: Cross multiply
    5,131,222.14x = 7,695,589.05 × 2,137,773.18
  4. Step 4: Simplify right side
    5,131,222.14x = 16,451,423,875,391.68
  5. Step 5: Solve for x
    x = 16,451,423,875,391.68/5,131,222.14
  6. Step 6: Final answer
    x = 3,206,141.43

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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.