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Finding the Third Proportional to 13,786,022 and 30,309,964

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Solution

The third proportional to 13,786,022 and 30,309,964 is: 66,639,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,786,022 : 30,309,964 = 30,309,964 : x
  2. Step 2: Convert to fraction form
    13,786,022/30,309,964 = 30,309,964/x
  3. Step 3: Cross multiply
    13,786,022x = 30,309,964 × 30,309,964
  4. Step 4: Simplify right side
    13,786,022x = 918,693,917,681,296
  5. Step 5: Solve for x
    x = 918,693,917,681,296/13,786,022
  6. Step 6: Final answer
    x = 66,639,522.10

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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.