Home / 11,897,285.76-16,418,358.24-6,464,777.76

Finding the Fourth Proportional to 11,897,285.76, 16,418,358.24 and 6,464,777.76

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Solution

The fourth proportional to 11,897,285.76, 16,418,358.24 and 6,464,777.76 is: 8,921,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897,285.76 : 16,418,358.24 = 6,464,777.76 : x
  2. Step 2: Convert to fraction form
    11,897,285.76/16,418,358.24 = 6,464,777.76/x
  3. Step 3: Cross multiply
    11,897,285.76x = 16,418,358.24 × 6,464,777.76
  4. Step 4: Simplify right side
    11,897,285.76x = 106,141,037,205,664.73
  5. Step 5: Solve for x
    x = 106,141,037,205,664.73/11,897,285.76
  6. Step 6: Final answer
    x = 8,921,449.76

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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.