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Finding the Third Proportional to 18,099,828 and 25,318,116

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Solution

The third proportional to 18,099,828 and 25,318,116 is: 35,415,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099,828 : 25,318,116 = 25,318,116 : x
  2. Step 2: Convert to fraction form
    18,099,828/25,318,116 = 25,318,116/x
  3. Step 3: Cross multiply
    18,099,828x = 25,318,116 × 25,318,116
  4. Step 4: Simplify right side
    18,099,828x = 641,006,997,789,456
  5. Step 5: Solve for x
    x = 641,006,997,789,456/18,099,828
  6. Step 6: Final answer
    x = 35,415,087.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.