Home / 26,287,288.20-39,423,933.90-8,091,448.20

Finding the Fourth Proportional to 26,287,288.20, 39,423,933.90 and 8,091,448.20

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Solution

The fourth proportional to 26,287,288.20, 39,423,933.90 and 8,091,448.20 is: 12,135,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287,288.20 : 39,423,933.90 = 8,091,448.20 : x
  2. Step 2: Convert to fraction form
    26,287,288.20/39,423,933.90 = 8,091,448.20/x
  3. Step 3: Cross multiply
    26,287,288.20x = 39,423,933.90 × 8,091,448.20
  4. Step 4: Simplify right side
    26,287,288.20x = 318,996,718,992,074
  5. Step 5: Solve for x
    x = 318,996,718,992,074/26,287,288.20
  6. Step 6: Final answer
    x = 12,135,018.13

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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.