Home / 26,877,117.30-40,284,183.15-20,137,658.10

Finding the Fourth Proportional to 26,877,117.30, 40,284,183.15 and 20,137,658.10

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Solution

The fourth proportional to 26,877,117.30, 40,284,183.15 and 20,137,658.10 is: 30,182,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,877,117.30 : 40,284,183.15 = 20,137,658.10 : x
  2. Step 2: Convert to fraction form
    26,877,117.30/40,284,183.15 = 20,137,658.10/x
  3. Step 3: Cross multiply
    26,877,117.30x = 40,284,183.15 × 20,137,658.10
  4. Step 4: Simplify right side
    26,877,117.30x = 811,229,107,112,481
  5. Step 5: Solve for x
    x = 811,229,107,112,481/26,877,117.30
  6. Step 6: Final answer
    x = 30,182,891.20

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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.