Home / 27,590,216.24-38,071,048.20-15,987,568.88

Finding the Fourth Proportional to 27,590,216.24, 38,071,048.20 and 15,987,568.88

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Solution

The fourth proportional to 27,590,216.24, 38,071,048.20 and 15,987,568.88 is: 22,060,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590,216.24 : 38,071,048.20 = 15,987,568.88 : x
  2. Step 2: Convert to fraction form
    27,590,216.24/38,071,048.20 = 15,987,568.88/x
  3. Step 3: Cross multiply
    27,590,216.24x = 38,071,048.20 × 15,987,568.88
  4. Step 4: Simplify right side
    27,590,216.24x = 608,663,505,431,300.12
  5. Step 5: Solve for x
    x = 608,663,505,431,300.12/27,590,216.24
  6. Step 6: Final answer
    x = 22,060,845.78

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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.