Home / 12,228,019.53-18,342,437.54-5,496,452.97

Finding the Fourth Proportional to 12,228,019.53, 18,342,437.54 and 5,496,452.97

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Solution

The fourth proportional to 12,228,019.53, 18,342,437.54 and 5,496,452.97 is: 8,244,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,019.53 : 18,342,437.54 = 5,496,452.97 : x
  2. Step 2: Convert to fraction form
    12,228,019.53/18,342,437.54 = 5,496,452.97/x
  3. Step 3: Cross multiply
    12,228,019.53x = 18,342,437.54 × 5,496,452.97
  4. Step 4: Simplify right side
    12,228,019.53x = 100,818,345,266,290.22
  5. Step 5: Solve for x
    x = 100,818,345,266,290.22/12,228,019.53
  6. Step 6: Final answer
    x = 8,244,862.96

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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.