Home / 27,519,945.67-41,190,093.84-20,231,475.36

Finding the Fourth Proportional to 27,519,945.67, 41,190,093.84 and 20,231,475.36

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Solution

The fourth proportional to 27,519,945.67, 41,190,093.84 and 20,231,475.36 is: 30,281,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,519,945.67 : 41,190,093.84 = 20,231,475.36 : x
  2. Step 2: Convert to fraction form
    27,519,945.67/41,190,093.84 = 20,231,475.36/x
  3. Step 3: Cross multiply
    27,519,945.67x = 41,190,093.84 × 20,231,475.36
  4. Step 4: Simplify right side
    27,519,945.67x = 833,336,368,600,047.88
  5. Step 5: Solve for x
    x = 833,336,368,600,047.88/27,519,945.67
  6. Step 6: Final answer
    x = 30,281,177.83

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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.