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Finding the Third Proportional to 18,071,987 and 27,531,572

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Solution

The third proportional to 18,071,987 and 27,531,572 is: 41,942,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,987 : 27,531,572 = 27,531,572 : x
  2. Step 2: Convert to fraction form
    18,071,987/27,531,572 = 27,531,572/x
  3. Step 3: Cross multiply
    18,071,987x = 27,531,572 × 27,531,572
  4. Step 4: Simplify right side
    18,071,987x = 757,987,456,791,184
  5. Step 5: Solve for x
    x = 757,987,456,791,184/18,071,987
  6. Step 6: Final answer
    x = 41,942,673.86

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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.