Home / 8,158,863.88-12,236,261.10-2,400,451.66

Finding the Fourth Proportional to 8,158,863.88, 12,236,261.10 and 2,400,451.66

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Solution

The fourth proportional to 8,158,863.88, 12,236,261.10 and 2,400,451.66 is: 3,600,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,863.88 : 12,236,261.10 = 2,400,451.66 : x
  2. Step 2: Convert to fraction form
    8,158,863.88/12,236,261.10 = 2,400,451.66/x
  3. Step 3: Cross multiply
    8,158,863.88x = 12,236,261.10 × 2,400,451.66
  4. Step 4: Simplify right side
    8,158,863.88x = 29,372,553,269,688.43
  5. Step 5: Solve for x
    x = 29,372,553,269,688.43/8,158,863.88
  6. Step 6: Final answer
    x = 3,600,078.85

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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.