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Finding the Third Proportional to 9,036,992 and 19,893,568

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Solution

The third proportional to 9,036,992 and 19,893,568 is: 43,792,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036,992 : 19,893,568 = 19,893,568 : x
  2. Step 2: Convert to fraction form
    9,036,992/19,893,568 = 19,893,568/x
  3. Step 3: Cross multiply
    9,036,992x = 19,893,568 × 19,893,568
  4. Step 4: Simplify right side
    9,036,992x = 395,754,047,770,624
  5. Step 5: Solve for x
    x = 395,754,047,770,624/9,036,992
  6. Step 6: Final answer
    x = 43,792,674.35

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.