Home / 35,702,207.91-49,270,086.15-20,231,778.15

Finding the Fourth Proportional to 35,702,207.91, 49,270,086.15 and 20,231,778.15

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Solution

The fourth proportional to 35,702,207.91, 49,270,086.15 and 20,231,778.15 is: 27,920,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702,207.91 : 49,270,086.15 = 20,231,778.15 : x
  2. Step 2: Convert to fraction form
    35,702,207.91/49,270,086.15 = 20,231,778.15/x
  3. Step 3: Cross multiply
    35,702,207.91x = 49,270,086.15 × 20,231,778.15
  4. Step 4: Simplify right side
    35,702,207.91x = 996,821,452,418,187.50
  5. Step 5: Solve for x
    x = 996,821,452,418,187.50/35,702,207.91
  6. Step 6: Final answer
    x = 27,920,442.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.