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Finding the Third Proportional to 8,858,868 and 13,666,068

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Solution

The third proportional to 8,858,868 and 13,666,068 is: 21,081,859.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,868 : 13,666,068 = 13,666,068 : x
  2. Step 2: Convert to fraction form
    8,858,868/13,666,068 = 13,666,068/x
  3. Step 3: Cross multiply
    8,858,868x = 13,666,068 × 13,666,068
  4. Step 4: Simplify right side
    8,858,868x = 186,761,414,580,624
  5. Step 5: Solve for x
    x = 186,761,414,580,624/8,858,868
  6. Step 6: Final answer
    x = 21,081,859.96

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.