Home / 27,691,937.70-41,537,906.55-18,622,011.30

Finding the Fourth Proportional to 27,691,937.70, 41,537,906.55 and 18,622,011.30

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Solution

The fourth proportional to 27,691,937.70, 41,537,906.55 and 18,622,011.30 is: 27,933,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,691,937.70 : 41,537,906.55 = 18,622,011.30 : x
  2. Step 2: Convert to fraction form
    27,691,937.70/41,537,906.55 = 18,622,011.30/x
  3. Step 3: Cross multiply
    27,691,937.70x = 41,537,906.55 × 18,622,011.30
  4. Step 4: Simplify right side
    27,691,937.70x = 773,519,365,152,444
  5. Step 5: Solve for x
    x = 773,519,365,152,444/27,691,937.70
  6. Step 6: Final answer
    x = 27,933,016.95

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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.