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Finding the Third Proportional to 18,495,894.38 and 25,858,348.88

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Solution

The third proportional to 18,495,894.38 and 25,858,348.88 is: 36,151,493.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495,894.38 : 25,858,348.88 = 25,858,348.88 : x
  2. Step 2: Convert to fraction form
    18,495,894.38/25,858,348.88 = 25,858,348.88/x
  3. Step 3: Cross multiply
    18,495,894.38x = 25,858,348.88 × 25,858,348.88
  4. Step 4: Simplify right side
    18,495,894.38x = 668,654,206,541,213.75
  5. Step 5: Solve for x
    x = 668,654,206,541,213.75/18,495,894.38
  6. Step 6: Final answer
    x = 36,151,493.57

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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.