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Finding the Third Proportional to 9,090,150 and 19,890,696

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Solution

The third proportional to 9,090,150 and 19,890,696 is: 43,524,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090,150 : 19,890,696 = 19,890,696 : x
  2. Step 2: Convert to fraction form
    9,090,150/19,890,696 = 19,890,696/x
  3. Step 3: Cross multiply
    9,090,150x = 19,890,696 × 19,890,696
  4. Step 4: Simplify right side
    9,090,150x = 395,639,787,364,416
  5. Step 5: Solve for x
    x = 395,639,787,364,416/9,090,150
  6. Step 6: Final answer
    x = 43,524,010.86

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.