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Finding the Third Proportional to 11,942,546 and 18,012,786

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Solution

The third proportional to 11,942,546 and 18,012,786 is: 27,168,449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942,546 : 18,012,786 = 18,012,786 : x
  2. Step 2: Convert to fraction form
    11,942,546/18,012,786 = 18,012,786/x
  3. Step 3: Cross multiply
    11,942,546x = 18,012,786 × 18,012,786
  4. Step 4: Simplify right side
    11,942,546x = 324,460,459,481,796
  5. Step 5: Solve for x
    x = 324,460,459,481,796/11,942,546
  6. Step 6: Final answer
    x = 27,168,449.63

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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.