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Finding the Third Proportional to 11,418,633 and 15,552,877.50

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Solution

The third proportional to 11,418,633 and 15,552,877.50 is: 21,183,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418,633 : 15,552,877.50 = 15,552,877.50 : x
  2. Step 2: Convert to fraction form
    11,418,633/15,552,877.50 = 15,552,877.50/x
  3. Step 3: Cross multiply
    11,418,633x = 15,552,877.50 × 15,552,877.50
  4. Step 4: Simplify right side
    11,418,633x = 241,891,998,530,006.25
  5. Step 5: Solve for x
    x = 241,891,998,530,006.25/11,418,633
  6. Step 6: Final answer
    x = 21,183,971.72

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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.