Home / 18,455,149.44-25,468,022.70-10,195,214.40

Finding the Fourth Proportional to 18,455,149.44, 25,468,022.70 and 10,195,214.40

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Solution

The fourth proportional to 18,455,149.44, 25,468,022.70 and 10,195,214.40 is: 14,069,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,149.44 : 25,468,022.70 = 10,195,214.40 : x
  2. Step 2: Convert to fraction form
    18,455,149.44/25,468,022.70 = 10,195,214.40/x
  3. Step 3: Cross multiply
    18,455,149.44x = 25,468,022.70 × 10,195,214.40
  4. Step 4: Simplify right side
    18,455,149.44x = 259,651,951,770,566.88
  5. Step 5: Solve for x
    x = 259,651,951,770,566.88/18,455,149.44
  6. Step 6: Final answer
    x = 14,069,349.73

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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.