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Finding the Third Proportional to 11,812,014 and 18,505,338

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Solution

The third proportional to 11,812,014 and 18,505,338 is: 28,991,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812,014 : 18,505,338 = 18,505,338 : x
  2. Step 2: Convert to fraction form
    11,812,014/18,505,338 = 18,505,338/x
  3. Step 3: Cross multiply
    11,812,014x = 18,505,338 × 18,505,338
  4. Step 4: Simplify right side
    11,812,014x = 342,447,534,494,244
  5. Step 5: Solve for x
    x = 342,447,534,494,244/11,812,014
  6. Step 6: Final answer
    x = 28,991,460.26

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.