Home / 28,037,101.38-38,691,703.79-16,443,027.06

Finding the Fourth Proportional to 28,037,101.38, 38,691,703.79 and 16,443,027.06

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Solution

The fourth proportional to 28,037,101.38, 38,691,703.79 and 16,443,027.06 is: 22,691,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,037,101.38 : 38,691,703.79 = 16,443,027.06 : x
  2. Step 2: Convert to fraction form
    28,037,101.38/38,691,703.79 = 16,443,027.06/x
  3. Step 3: Cross multiply
    28,037,101.38x = 38,691,703.79 × 16,443,027.06
  4. Step 4: Simplify right side
    28,037,101.38x = 636,208,732,416,474.62
  5. Step 5: Solve for x
    x = 636,208,732,416,474.62/28,037,101.38
  6. Step 6: Final answer
    x = 22,691,672.86

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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.