Home / 6,278,396.46-9,418,939.44-2,179,845.73

Finding the Fourth Proportional to 6,278,396.46, 9,418,939.44 and 2,179,845.73

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Solution

The fourth proportional to 6,278,396.46, 9,418,939.44 and 2,179,845.73 is: 3,270,235.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278,396.46 : 9,418,939.44 = 2,179,845.73 : x
  2. Step 2: Convert to fraction form
    6,278,396.46/9,418,939.44 = 2,179,845.73/x
  3. Step 3: Cross multiply
    6,278,396.46x = 9,418,939.44 × 2,179,845.73
  4. Step 4: Simplify right side
    6,278,396.46x = 20,531,834,943,385.41
  5. Step 5: Solve for x
    x = 20,531,834,943,385.41/6,278,396.46
  6. Step 6: Final answer
    x = 3,270,235.49

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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.