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Finding the Third Proportional to 18,017,631 and 27,922,164

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Solution

The third proportional to 18,017,631 and 27,922,164 is: 43,271,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017,631 : 27,922,164 = 27,922,164 : x
  2. Step 2: Convert to fraction form
    18,017,631/27,922,164 = 27,922,164/x
  3. Step 3: Cross multiply
    18,017,631x = 27,922,164 × 27,922,164
  4. Step 4: Simplify right side
    18,017,631x = 779,647,242,442,896
  5. Step 5: Solve for x
    x = 779,647,242,442,896/18,017,631
  6. Step 6: Final answer
    x = 43,271,351.40

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.