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Finding the Third Proportional to 18,804,855.38 and 40,739,824.13

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Solution

The third proportional to 18,804,855.38 and 40,739,824.13 is: 88,260,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,804,855.38 : 40,739,824.13 = 40,739,824.13 : x
  2. Step 2: Convert to fraction form
    18,804,855.38/40,739,824.13 = 40,739,824.13/x
  3. Step 3: Cross multiply
    18,804,855.38x = 40,739,824.13 × 40,739,824.13
  4. Step 4: Simplify right side
    18,804,855.38x = 1,659,733,269,735,932
  5. Step 5: Solve for x
    x = 1,659,733,269,735,932/18,804,855.38
  6. Step 6: Final answer
    x = 88,260,889.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.