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Finding the Third Proportional to 4,157,611 and 8,889,766

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Solution

The third proportional to 4,157,611 and 8,889,766 is: 19,008,016.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,611 : 8,889,766 = 8,889,766 : x
  2. Step 2: Convert to fraction form
    4,157,611/8,889,766 = 8,889,766/x
  3. Step 3: Cross multiply
    4,157,611x = 8,889,766 × 8,889,766
  4. Step 4: Simplify right side
    4,157,611x = 79,027,939,534,756
  5. Step 5: Solve for x
    x = 79,027,939,534,756/4,157,611
  6. Step 6: Final answer
    x = 19,008,016.75

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.