Home / 18,504,540.64-25,536,272.26-10,132,439.92

Finding the Fourth Proportional to 18,504,540.64, 25,536,272.26 and 10,132,439.92

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Solution

The fourth proportional to 18,504,540.64, 25,536,272.26 and 10,132,439.92 is: 13,982,770.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,540.64 : 25,536,272.26 = 10,132,439.92 : x
  2. Step 2: Convert to fraction form
    18,504,540.64/25,536,272.26 = 10,132,439.92/x
  3. Step 3: Cross multiply
    18,504,540.64x = 25,536,272.26 × 10,132,439.92
  4. Step 4: Simplify right side
    18,504,540.64x = 258,744,744,455,212.62
  5. Step 5: Solve for x
    x = 258,744,744,455,212.62/18,504,540.64
  6. Step 6: Final answer
    x = 13,982,770.47

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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.