Home / 5,328,081.30-7,982,936.55-2,482,356.90

Finding the Fourth Proportional to 5,328,081.30, 7,982,936.55 and 2,482,356.90

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Solution

The fourth proportional to 5,328,081.30, 7,982,936.55 and 2,482,356.90 is: 3,719,255.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,081.30 : 7,982,936.55 = 2,482,356.90 : x
  2. Step 2: Convert to fraction form
    5,328,081.30/7,982,936.55 = 2,482,356.90/x
  3. Step 3: Cross multiply
    5,328,081.30x = 7,982,936.55 × 2,482,356.90
  4. Step 4: Simplify right side
    5,328,081.30x = 19,816,497,627,154.70
  5. Step 5: Solve for x
    x = 19,816,497,627,154.70/5,328,081.30
  6. Step 6: Final answer
    x = 3,719,255.87

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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.