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Finding the Third Proportional to 18,291,173 and 39,011,626

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Solution

The third proportional to 18,291,173 and 39,011,626 is: 83,204,448.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291,173 : 39,011,626 = 39,011,626 : x
  2. Step 2: Convert to fraction form
    18,291,173/39,011,626 = 39,011,626/x
  3. Step 3: Cross multiply
    18,291,173x = 39,011,626 × 39,011,626
  4. Step 4: Simplify right side
    18,291,173x = 1,521,906,963,163,876
  5. Step 5: Solve for x
    x = 1,521,906,963,163,876/18,291,173
  6. Step 6: Final answer
    x = 83,204,448.57

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.