Home / 27,658,474.88-38,167,694.44-15,268,302.20

Finding the Fourth Proportional to 27,658,474.88, 38,167,694.44 and 15,268,302.20

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Solution

The fourth proportional to 27,658,474.88, 38,167,694.44 and 15,268,302.20 is: 21,069,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658,474.88 : 38,167,694.44 = 15,268,302.20 : x
  2. Step 2: Convert to fraction form
    27,658,474.88/38,167,694.44 = 15,268,302.20/x
  3. Step 3: Cross multiply
    27,658,474.88x = 38,167,694.44 × 15,268,302.20
  4. Step 4: Simplify right side
    27,658,474.88x = 582,755,892,987,179.75
  5. Step 5: Solve for x
    x = 582,755,892,987,179.75/27,658,474.88
  6. Step 6: Final answer
    x = 21,069,704.51

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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.