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Finding the Third Proportional to 15,456,872 and 33,899,712

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Solution

The third proportional to 15,456,872 and 33,899,712 is: 74,348,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456,872 : 33,899,712 = 33,899,712 : x
  2. Step 2: Convert to fraction form
    15,456,872/33,899,712 = 33,899,712/x
  3. Step 3: Cross multiply
    15,456,872x = 33,899,712 × 33,899,712
  4. Step 4: Simplify right side
    15,456,872x = 1,149,190,473,682,944
  5. Step 5: Solve for x
    x = 1,149,190,473,682,944/15,456,872
  6. Step 6: Final answer
    x = 74,348,191.13

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.