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Finding the Third Proportional to 12,847,966 and 27,812,918

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Solution

The third proportional to 12,847,966 and 27,812,918 is: 60,208,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847,966 : 27,812,918 = 27,812,918 : x
  2. Step 2: Convert to fraction form
    12,847,966/27,812,918 = 27,812,918/x
  3. Step 3: Cross multiply
    12,847,966x = 27,812,918 × 27,812,918
  4. Step 4: Simplify right side
    12,847,966x = 773,558,407,674,724
  5. Step 5: Solve for x
    x = 773,558,407,674,724/12,847,966
  6. Step 6: Final answer
    x = 60,208,628.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.