Home / 18,367,912.82-27,555,855.14-5,588,085.38

Finding the Fourth Proportional to 18,367,912.82, 27,555,855.14 and 5,588,085.38

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Solution

The fourth proportional to 18,367,912.82, 27,555,855.14 and 5,588,085.38 is: 8,383,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367,912.82 : 27,555,855.14 = 5,588,085.38 : x
  2. Step 2: Convert to fraction form
    18,367,912.82/27,555,855.14 = 5,588,085.38/x
  3. Step 3: Cross multiply
    18,367,912.82x = 27,555,855.14 × 5,588,085.38
  4. Step 4: Simplify right side
    18,367,912.82x = 153,984,471,117,422.78
  5. Step 5: Solve for x
    x = 153,984,471,117,422.78/18,367,912.82
  6. Step 6: Final answer
    x = 8,383,340.70

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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.