Home / 18,468,647.43-25,489,265.31-10,627,998.54

Finding the Fourth Proportional to 18,468,647.43, 25,489,265.31 and 10,627,998.54

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Solution

The fourth proportional to 18,468,647.43, 25,489,265.31 and 10,627,998.54 is: 14,668,094.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,647.43 : 25,489,265.31 = 10,627,998.54 : x
  2. Step 2: Convert to fraction form
    18,468,647.43/25,489,265.31 = 10,627,998.54/x
  3. Step 3: Cross multiply
    18,468,647.43x = 25,489,265.31 × 10,627,998.54
  4. Step 4: Simplify right side
    18,468,647.43x = 270,899,874,500,352.62
  5. Step 5: Solve for x
    x = 270,899,874,500,352.62/18,468,647.43
  6. Step 6: Final answer
    x = 14,668,094.97

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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.