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Finding the Third Proportional to 10,987,639 and 16,163,917

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Solution

The third proportional to 10,987,639 and 16,163,917 is: 23,778,740.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,639 : 16,163,917 = 16,163,917 : x
  2. Step 2: Convert to fraction form
    10,987,639/16,163,917 = 16,163,917/x
  3. Step 3: Cross multiply
    10,987,639x = 16,163,917 × 16,163,917
  4. Step 4: Simplify right side
    10,987,639x = 261,272,212,782,889
  5. Step 5: Solve for x
    x = 261,272,212,782,889/10,987,639
  6. Step 6: Final answer
    x = 23,778,740.16

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