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Finding the Third Proportional to 8,899,768.69 and 18,892,126.13

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Solution

The third proportional to 8,899,768.69 and 18,892,126.13 is: 40,103,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,768.69 : 18,892,126.13 = 18,892,126.13 : x
  2. Step 2: Convert to fraction form
    8,899,768.69/18,892,126.13 = 18,892,126.13/x
  3. Step 3: Cross multiply
    8,899,768.69x = 18,892,126.13 × 18,892,126.13
  4. Step 4: Simplify right side
    8,899,768.69x = 356,912,429,522,907.50
  5. Step 5: Solve for x
    x = 356,912,429,522,907.50/8,899,768.69
  6. Step 6: Final answer
    x = 40,103,562.47

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.