Home / 17,080,549.20-25,589,719.80-8,085,272.40

Finding the Fourth Proportional to 17,080,549.20, 25,589,719.80 and 8,085,272.40

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Solution

The fourth proportional to 17,080,549.20, 25,589,719.80 and 8,085,272.40 is: 12,113,185.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080,549.20 : 25,589,719.80 = 8,085,272.40 : x
  2. Step 2: Convert to fraction form
    17,080,549.20/25,589,719.80 = 8,085,272.40/x
  3. Step 3: Cross multiply
    17,080,549.20x = 25,589,719.80 × 8,085,272.40
  4. Step 4: Simplify right side
    17,080,549.20x = 206,899,855,222,673.53
  5. Step 5: Solve for x
    x = 206,899,855,222,673.53/17,080,549.20
  6. Step 6: Final answer
    x = 12,113,185.17

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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.