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Finding the Third Proportional to 18,562,635 and 39,867,282

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Solution

The third proportional to 18,562,635 and 39,867,282 is: 85,623,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562,635 : 39,867,282 = 39,867,282 : x
  2. Step 2: Convert to fraction form
    18,562,635/39,867,282 = 39,867,282/x
  3. Step 3: Cross multiply
    18,562,635x = 39,867,282 × 39,867,282
  4. Step 4: Simplify right side
    18,562,635x = 1,589,400,174,067,524
  5. Step 5: Solve for x
    x = 1,589,400,174,067,524/18,562,635
  6. Step 6: Final answer
    x = 85,623,629.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.