Home / 26,836,745.31-40,217,875.05-12,227,962.87

Finding the Fourth Proportional to 26,836,745.31, 40,217,875.05 and 12,227,962.87

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Solution

The fourth proportional to 26,836,745.31, 40,217,875.05 and 12,227,962.87 is: 18,324,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,836,745.31 : 40,217,875.05 = 12,227,962.87 : x
  2. Step 2: Convert to fraction form
    26,836,745.31/40,217,875.05 = 12,227,962.87/x
  3. Step 3: Cross multiply
    26,836,745.31x = 40,217,875.05 × 12,227,962.87
  4. Step 4: Simplify right side
    26,836,745.31x = 491,782,682,917,826.62
  5. Step 5: Solve for x
    x = 491,782,682,917,826.62/26,836,745.31
  6. Step 6: Final answer
    x = 18,324,974.85

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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.