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Finding the Third Proportional to 10,313,482 and 21,856,376

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Solution

The third proportional to 10,313,482 and 21,856,376 is: 46,318,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313,482 : 21,856,376 = 21,856,376 : x
  2. Step 2: Convert to fraction form
    10,313,482/21,856,376 = 21,856,376/x
  3. Step 3: Cross multiply
    10,313,482x = 21,856,376 × 21,856,376
  4. Step 4: Simplify right side
    10,313,482x = 477,701,171,853,376
  5. Step 5: Solve for x
    x = 477,701,171,853,376/10,313,482
  6. Step 6: Final answer
    x = 46,318,127.27

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.