Home / 10,863,617.40-16,297,613.10-3,187,247.40

Finding the Fourth Proportional to 10,863,617.40, 16,297,613.10 and 3,187,247.40

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Solution

The fourth proportional to 10,863,617.40, 16,297,613.10 and 3,187,247.40 is: 4,781,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,617.40 : 16,297,613.10 = 3,187,247.40 : x
  2. Step 2: Convert to fraction form
    10,863,617.40/16,297,613.10 = 3,187,247.40/x
  3. Step 3: Cross multiply
    10,863,617.40x = 16,297,613.10 × 3,187,247.40
  4. Step 4: Simplify right side
    10,863,617.40x = 51,944,524,979,180.94
  5. Step 5: Solve for x
    x = 51,944,524,979,180.94/10,863,617.40
  6. Step 6: Final answer
    x = 4,781,512.74

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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.