Home / 5,482,451.50-8,214,688.46-3,882,141.78

Finding the Fourth Proportional to 5,482,451.50, 8,214,688.46 and 3,882,141.78

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Solution

The fourth proportional to 5,482,451.50, 8,214,688.46 and 3,882,141.78 is: 5,816,847.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482,451.50 : 8,214,688.46 = 3,882,141.78 : x
  2. Step 2: Convert to fraction form
    5,482,451.50/8,214,688.46 = 3,882,141.78/x
  3. Step 3: Cross multiply
    5,482,451.50x = 8,214,688.46 × 3,882,141.78
  4. Step 4: Simplify right side
    5,482,451.50x = 31,890,585,280,249.86
  5. Step 5: Solve for x
    x = 31,890,585,280,249.86/5,482,451.50
  6. Step 6: Final answer
    x = 5,816,847.68

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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.