Home / 27,972,003.90-41,958,005.85-7,777,245.90

Finding the Fourth Proportional to 27,972,003.90, 41,958,005.85 and 7,777,245.90

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Solution

The fourth proportional to 27,972,003.90, 41,958,005.85 and 7,777,245.90 is: 11,665,868.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972,003.90 : 41,958,005.85 = 7,777,245.90 : x
  2. Step 2: Convert to fraction form
    27,972,003.90/41,958,005.85 = 7,777,245.90/x
  3. Step 3: Cross multiply
    27,972,003.90x = 41,958,005.85 × 7,777,245.90
  4. Step 4: Simplify right side
    27,972,003.90x = 326,317,728,969,088.56
  5. Step 5: Solve for x
    x = 326,317,728,969,088.56/27,972,003.90
  6. Step 6: Final answer
    x = 11,665,868.85

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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.