Home / 12,536,621.64-17,304,233.31-8,186,387.04

Finding the Fourth Proportional to 12,536,621.64, 17,304,233.31 and 8,186,387.04

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Solution

The fourth proportional to 12,536,621.64, 17,304,233.31 and 8,186,387.04 is: 11,299,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536,621.64 : 17,304,233.31 = 8,186,387.04 : x
  2. Step 2: Convert to fraction form
    12,536,621.64/17,304,233.31 = 8,186,387.04/x
  3. Step 3: Cross multiply
    12,536,621.64x = 17,304,233.31 × 8,186,387.04
  4. Step 4: Simplify right side
    12,536,621.64x = 141,659,151,306,120.28
  5. Step 5: Solve for x
    x = 141,659,151,306,120.28/12,536,621.64
  6. Step 6: Final answer
    x = 11,299,627.23

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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.