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Finding the Third Proportional to 10,313,345 and 21,856,105

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Solution

The third proportional to 10,313,345 and 21,856,105 is: 46,317,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313,345 : 21,856,105 = 21,856,105 : x
  2. Step 2: Convert to fraction form
    10,313,345/21,856,105 = 21,856,105/x
  3. Step 3: Cross multiply
    10,313,345x = 21,856,105 × 21,856,105
  4. Step 4: Simplify right side
    10,313,345x = 477,689,325,771,025
  5. Step 5: Solve for x
    x = 477,689,325,771,025/10,313,345
  6. Step 6: Final answer
    x = 46,317,593.93

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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.