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Finding the Third Proportional to 18,071,985 and 27,531,569

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Solution

The third proportional to 18,071,985 and 27,531,569 is: 41,942,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,985 : 27,531,569 = 27,531,569 : x
  2. Step 2: Convert to fraction form
    18,071,985/27,531,569 = 27,531,569/x
  3. Step 3: Cross multiply
    18,071,985x = 27,531,569 × 27,531,569
  4. Step 4: Simplify right side
    18,071,985x = 757,987,291,601,761
  5. Step 5: Solve for x
    x = 757,987,291,601,761/18,071,985
  6. Step 6: Final answer
    x = 41,942,669.36

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.