Home / 13,667,092.46-18,860,981.22-7,555,914.62

Finding the Fourth Proportional to 13,667,092.46, 18,860,981.22 and 7,555,914.62

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Solution

The fourth proportional to 13,667,092.46, 18,860,981.22 and 7,555,914.62 is: 10,427,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,092.46 : 18,860,981.22 = 7,555,914.62 : x
  2. Step 2: Convert to fraction form
    13,667,092.46/18,860,981.22 = 7,555,914.62/x
  3. Step 3: Cross multiply
    13,667,092.46x = 18,860,981.22 × 7,555,914.62
  4. Step 4: Simplify right side
    13,667,092.46x = 142,511,963,747,743.44
  5. Step 5: Solve for x
    x = 142,511,963,747,743.44/13,667,092.46
  6. Step 6: Final answer
    x = 10,427,379.79

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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.