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Finding the Third Proportional to 13,930,257 and 18,916,960.50

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Solution

The third proportional to 13,930,257 and 18,916,960.50 is: 25,688,786.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,257 : 18,916,960.50 = 18,916,960.50 : x
  2. Step 2: Convert to fraction form
    13,930,257/18,916,960.50 = 18,916,960.50/x
  3. Step 3: Cross multiply
    13,930,257x = 18,916,960.50 × 18,916,960.50
  4. Step 4: Simplify right side
    13,930,257x = 357,851,394,558,560.25
  5. Step 5: Solve for x
    x = 357,851,394,558,560.25/13,930,257
  6. Step 6: Final answer
    x = 25,688,786.26

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.