Home / 27,946,287.42-38,565,481.56-15,723,115.26

Finding the Fourth Proportional to 27,946,287.42, 38,565,481.56 and 15,723,115.26

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Solution

The fourth proportional to 27,946,287.42, 38,565,481.56 and 15,723,115.26 is: 21,697,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946,287.42 : 38,565,481.56 = 15,723,115.26 : x
  2. Step 2: Convert to fraction form
    27,946,287.42/38,565,481.56 = 15,723,115.26/x
  3. Step 3: Cross multiply
    27,946,287.42x = 38,565,481.56 × 15,723,115.26
  4. Step 4: Simplify right side
    27,946,287.42x = 606,369,511,625,284.62
  5. Step 5: Solve for x
    x = 606,369,511,625,284.62/27,946,287.42
  6. Step 6: Final answer
    x = 21,697,676.78

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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.