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Finding the Third Proportional to 18,192,764 and 39,803,836

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Solution

The third proportional to 18,192,764 and 39,803,836 is: 87,086,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,764 : 39,803,836 = 39,803,836 : x
  2. Step 2: Convert to fraction form
    18,192,764/39,803,836 = 39,803,836/x
  3. Step 3: Cross multiply
    18,192,764x = 39,803,836 × 39,803,836
  4. Step 4: Simplify right side
    18,192,764x = 1,584,345,360,314,896
  5. Step 5: Solve for x
    x = 1,584,345,360,314,896/18,192,764
  6. Step 6: Final answer
    x = 87,086,566.96

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.