Home / 26,850,643.76-40,282,160.31-8,405,540.43

Finding the Fourth Proportional to 26,850,643.76, 40,282,160.31 and 8,405,540.43

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Solution

The fourth proportional to 26,850,643.76, 40,282,160.31 and 8,405,540.43 is: 12,610,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,850,643.76 : 40,282,160.31 = 8,405,540.43 : x
  2. Step 2: Convert to fraction form
    26,850,643.76/40,282,160.31 = 8,405,540.43/x
  3. Step 3: Cross multiply
    26,850,643.76x = 40,282,160.31 × 8,405,540.43
  4. Step 4: Simplify right side
    26,850,643.76x = 338,593,327,093,446.31
  5. Step 5: Solve for x
    x = 338,593,327,093,446.31/26,850,643.76
  6. Step 6: Final answer
    x = 12,610,249.88

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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.