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Finding the Third Proportional to 18,314,668.50 and 39,817,983

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Solution

The third proportional to 18,314,668.50 and 39,817,983 is: 86,568,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314,668.50 : 39,817,983 = 39,817,983 : x
  2. Step 2: Convert to fraction form
    18,314,668.50/39,817,983 = 39,817,983/x
  3. Step 3: Cross multiply
    18,314,668.50x = 39,817,983 × 39,817,983
  4. Step 4: Simplify right side
    18,314,668.50x = 1,585,471,770,188,289
  5. Step 5: Solve for x
    x = 1,585,471,770,188,289/18,314,668.50
  6. Step 6: Final answer
    x = 86,568,412.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.