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Finding the Third Proportional to 21,638,623.50 and 45,691,695

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Solution

The third proportional to 21,638,623.50 and 45,691,695 is: 96,481,691.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,638,623.50 : 45,691,695 = 45,691,695 : x
  2. Step 2: Convert to fraction form
    21,638,623.50/45,691,695 = 45,691,695/x
  3. Step 3: Cross multiply
    21,638,623.50x = 45,691,695 × 45,691,695
  4. Step 4: Simplify right side
    21,638,623.50x = 2,087,730,991,973,025
  5. Step 5: Solve for x
    x = 2,087,730,991,973,025/21,638,623.50
  6. Step 6: Final answer
    x = 96,481,691.27

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.