Home / 18,212,896.38-25,132,810.22-10,063,609.50

Finding the Fourth Proportional to 18,212,896.38, 25,132,810.22 and 10,063,609.50

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Solution

The fourth proportional to 18,212,896.38, 25,132,810.22 and 10,063,609.50 is: 13,887,235.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,212,896.38 : 25,132,810.22 = 10,063,609.50 : x
  2. Step 2: Convert to fraction form
    18,212,896.38/25,132,810.22 = 10,063,609.50/x
  3. Step 3: Cross multiply
    18,212,896.38x = 25,132,810.22 × 10,063,609.50
  4. Step 4: Simplify right side
    18,212,896.38x = 252,926,787,691,689.06
  5. Step 5: Solve for x
    x = 252,926,787,691,689.06/18,212,896.38
  6. Step 6: Final answer
    x = 13,887,235.86

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1.5x scale

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.