Home / 8,661,073.20-12,990,676.68-2,271,966

Finding the Fourth Proportional to 8,661,073.20, 12,990,676.68 and 2,271,966

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Solution

The fourth proportional to 8,661,073.20, 12,990,676.68 and 2,271,966 is: 3,407,704.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661,073.20 : 12,990,676.68 = 2,271,966 : x
  2. Step 2: Convert to fraction form
    8,661,073.20/12,990,676.68 = 2,271,966/x
  3. Step 3: Cross multiply
    8,661,073.20x = 12,990,676.68 × 2,271,966
  4. Step 4: Simplify right side
    8,661,073.20x = 29,514,375,733,952.88
  5. Step 5: Solve for x
    x = 29,514,375,733,952.88/8,661,073.20
  6. Step 6: Final answer
    x = 3,407,704.22

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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.