Home / 18,474,010.80-27,679,523.40-15,261,745.20

Finding the Fourth Proportional to 18,474,010.80, 27,679,523.40 and 15,261,745.20

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Solution

The fourth proportional to 18,474,010.80, 27,679,523.40 and 15,261,745.20 is: 22,866,600.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474,010.80 : 27,679,523.40 = 15,261,745.20 : x
  2. Step 2: Convert to fraction form
    18,474,010.80/27,679,523.40 = 15,261,745.20/x
  3. Step 3: Cross multiply
    18,474,010.80x = 27,679,523.40 × 15,261,745.20
  4. Step 4: Simplify right side
    18,474,010.80x = 422,437,833,388,237.62
  5. Step 5: Solve for x
    x = 422,437,833,388,237.62/18,474,010.80
  6. Step 6: Final answer
    x = 22,866,600.98

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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.