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Finding the Third Proportional to 18,851,187 and 41,061,564

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Solution

The third proportional to 18,851,187 and 41,061,564 is: 89,440,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851,187 : 41,061,564 = 41,061,564 : x
  2. Step 2: Convert to fraction form
    18,851,187/41,061,564 = 41,061,564/x
  3. Step 3: Cross multiply
    18,851,187x = 41,061,564 × 41,061,564
  4. Step 4: Simplify right side
    18,851,187x = 1,686,052,038,126,096
  5. Step 5: Solve for x
    x = 1,686,052,038,126,096/18,851,187
  6. Step 6: Final answer
    x = 89,440,099.35

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.