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Finding the Third Proportional to 8,912,016 and 19,026,720

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Solution

The third proportional to 8,912,016 and 19,026,720 is: 40,621,120.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912,016 : 19,026,720 = 19,026,720 : x
  2. Step 2: Convert to fraction form
    8,912,016/19,026,720 = 19,026,720/x
  3. Step 3: Cross multiply
    8,912,016x = 19,026,720 × 19,026,720
  4. Step 4: Simplify right side
    8,912,016x = 362,016,073,958,400
  5. Step 5: Solve for x
    x = 362,016,073,958,400/8,912,016
  6. Step 6: Final answer
    x = 40,621,120.29

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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.