Home / 18,540,375.88-25,585,773.83-10,281,020.02

Finding the Fourth Proportional to 18,540,375.88, 25,585,773.83 and 10,281,020.02

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Solution

The fourth proportional to 18,540,375.88, 25,585,773.83 and 10,281,020.02 is: 14,187,838.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540,375.88 : 25,585,773.83 = 10,281,020.02 : x
  2. Step 2: Convert to fraction form
    18,540,375.88/25,585,773.83 = 10,281,020.02/x
  3. Step 3: Cross multiply
    18,540,375.88x = 25,585,773.83 × 10,281,020.02
  4. Step 4: Simplify right side
    18,540,375.88x = 263,047,853,011,616.12
  5. Step 5: Solve for x
    x = 263,047,853,011,616.12/18,540,375.88
  6. Step 6: Final answer
    x = 14,187,838.19

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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.