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Finding the Third Proportional to 18,819,441 and 28,770,047

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Solution

The third proportional to 18,819,441 and 28,770,047 is: 43,981,944.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,819,441 : 28,770,047 = 28,770,047 : x
  2. Step 2: Convert to fraction form
    18,819,441/28,770,047 = 28,770,047/x
  3. Step 3: Cross multiply
    18,819,441x = 28,770,047 × 28,770,047
  4. Step 4: Simplify right side
    18,819,441x = 827,715,604,382,209
  5. Step 5: Solve for x
    x = 827,715,604,382,209/18,819,441
  6. Step 6: Final answer
    x = 43,981,944.22

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.