Home / 8,351,138.46-12,510,398.89-3,968,039.93

Finding the Fourth Proportional to 8,351,138.46, 12,510,398.89 and 3,968,039.93

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Solution

The fourth proportional to 8,351,138.46, 12,510,398.89 and 3,968,039.93 is: 5,944,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351,138.46 : 12,510,398.89 = 3,968,039.93 : x
  2. Step 2: Convert to fraction form
    8,351,138.46/12,510,398.89 = 3,968,039.93/x
  3. Step 3: Cross multiply
    8,351,138.46x = 12,510,398.89 × 3,968,039.93
  4. Step 4: Simplify right side
    8,351,138.46x = 49,641,762,335,747.68
  5. Step 5: Solve for x
    x = 49,641,762,335,747.68/8,351,138.46
  6. Step 6: Final answer
    x = 5,944,310.78

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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.