Home / 18,394,391.88-25,383,046.32-11,047,859.82

Finding the Fourth Proportional to 18,394,391.88, 25,383,046.32 and 11,047,859.82

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Solution

The fourth proportional to 18,394,391.88, 25,383,046.32 and 11,047,859.82 is: 15,245,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394,391.88 : 25,383,046.32 = 11,047,859.82 : x
  2. Step 2: Convert to fraction form
    18,394,391.88/25,383,046.32 = 11,047,859.82/x
  3. Step 3: Cross multiply
    18,394,391.88x = 25,383,046.32 × 11,047,859.82
  4. Step 4: Simplify right side
    18,394,391.88x = 280,428,337,547,926.88
  5. Step 5: Solve for x
    x = 280,428,337,547,926.88/18,394,391.88
  6. Step 6: Final answer
    x = 15,245,317.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.