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Finding the Third Proportional to 18,806,986 and 25,986,983

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Solution

The third proportional to 18,806,986 and 25,986,983 is: 35,908,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,806,986 : 25,986,983 = 25,986,983 : x
  2. Step 2: Convert to fraction form
    18,806,986/25,986,983 = 25,986,983/x
  3. Step 3: Cross multiply
    18,806,986x = 25,986,983 × 25,986,983
  4. Step 4: Simplify right side
    18,806,986x = 675,323,285,442,289
  5. Step 5: Solve for x
    x = 675,323,285,442,289/18,806,986
  6. Step 6: Final answer
    x = 35,908,108.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.