Home / 27,320,375.20-40,976,072.88-9,809,307.31

Finding the Fourth Proportional to 27,320,375.20, 40,976,072.88 and 9,809,307.31

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Solution

The fourth proportional to 27,320,375.20, 40,976,072.88 and 9,809,307.31 is: 14,712,348.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320,375.20 : 40,976,072.88 = 9,809,307.31 : x
  2. Step 2: Convert to fraction form
    27,320,375.20/40,976,072.88 = 9,809,307.31/x
  3. Step 3: Cross multiply
    27,320,375.20x = 40,976,072.88 × 9,809,307.31
  4. Step 4: Simplify right side
    27,320,375.20x = 401,946,891,174,481.75
  5. Step 5: Solve for x
    x = 401,946,891,174,481.75/27,320,375.20
  6. Step 6: Final answer
    x = 14,712,348.87

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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.