Home / 17,387,857.15-26,081,785.73-10,921,335.55

Finding the Fourth Proportional to 17,387,857.15, 26,081,785.73 and 10,921,335.55

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Solution

The fourth proportional to 17,387,857.15, 26,081,785.73 and 10,921,335.55 is: 16,382,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,857.15 : 26,081,785.73 = 10,921,335.55 : x
  2. Step 2: Convert to fraction form
    17,387,857.15/26,081,785.73 = 10,921,335.55/x
  3. Step 3: Cross multiply
    17,387,857.15x = 26,081,785.73 × 10,921,335.55
  4. Step 4: Simplify right side
    17,387,857.15x = 284,847,933,700,531.75
  5. Step 5: Solve for x
    x = 284,847,933,700,531.75/17,387,857.15
  6. Step 6: Final answer
    x = 16,382,003.33

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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.