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Finding the Third Proportional to 9,011,916 and 18,769,356

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Solution

The third proportional to 9,011,916 and 18,769,356 is: 39,091,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011,916 : 18,769,356 = 18,769,356 : x
  2. Step 2: Convert to fraction form
    9,011,916/18,769,356 = 18,769,356/x
  3. Step 3: Cross multiply
    9,011,916x = 18,769,356 × 18,769,356
  4. Step 4: Simplify right side
    9,011,916x = 352,288,724,654,736
  5. Step 5: Solve for x
    x = 352,288,724,654,736/9,011,916
  6. Step 6: Final answer
    x = 39,091,434.57

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.