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Finding the Third Proportional to 18,612,793 and 27,938,886

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Solution

The third proportional to 18,612,793 and 27,938,886 is: 41,937,894.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,612,793 : 27,938,886 = 27,938,886 : x
  2. Step 2: Convert to fraction form
    18,612,793/27,938,886 = 27,938,886/x
  3. Step 3: Cross multiply
    18,612,793x = 27,938,886 × 27,938,886
  4. Step 4: Simplify right side
    18,612,793x = 780,581,350,920,996
  5. Step 5: Solve for x
    x = 780,581,350,920,996/18,612,793
  6. Step 6: Final answer
    x = 41,937,894.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.