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Finding the Third Proportional to 18,123,647 and 27,448,701

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Solution

The third proportional to 18,123,647 and 27,448,701 is: 41,571,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123,647 : 27,448,701 = 27,448,701 : x
  2. Step 2: Convert to fraction form
    18,123,647/27,448,701 = 27,448,701/x
  3. Step 3: Cross multiply
    18,123,647x = 27,448,701 × 27,448,701
  4. Step 4: Simplify right side
    18,123,647x = 753,431,186,587,401
  5. Step 5: Solve for x
    x = 753,431,186,587,401/18,123,647
  6. Step 6: Final answer
    x = 41,571,720.45

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.