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Finding the Third Proportional to 18,059,398 and 38,568,020

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Solution

The third proportional to 18,059,398 and 38,568,020 is: 82,366,652.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059,398 : 38,568,020 = 38,568,020 : x
  2. Step 2: Convert to fraction form
    18,059,398/38,568,020 = 38,568,020/x
  3. Step 3: Cross multiply
    18,059,398x = 38,568,020 × 38,568,020
  4. Step 4: Simplify right side
    18,059,398x = 1,487,492,166,720,400
  5. Step 5: Solve for x
    x = 1,487,492,166,720,400/18,059,398
  6. Step 6: Final answer
    x = 82,366,652.90

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.