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Finding the Third Proportional to 11,997,885 and 25,816,539

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Solution

The third proportional to 11,997,885 and 25,816,539 is: 55,550,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997,885 : 25,816,539 = 25,816,539 : x
  2. Step 2: Convert to fraction form
    11,997,885/25,816,539 = 25,816,539/x
  3. Step 3: Cross multiply
    11,997,885x = 25,816,539 × 25,816,539
  4. Step 4: Simplify right side
    11,997,885x = 666,493,685,938,521
  5. Step 5: Solve for x
    x = 666,493,685,938,521/11,997,885
  6. Step 6: Final answer
    x = 55,550,931.35

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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.