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Finding the Third Proportional to 18,530,154 and 27,941,031

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Solution

The third proportional to 18,530,154 and 27,941,031 is: 42,131,393.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530,154 : 27,941,031 = 27,941,031 : x
  2. Step 2: Convert to fraction form
    18,530,154/27,941,031 = 27,941,031/x
  3. Step 3: Cross multiply
    18,530,154x = 27,941,031 × 27,941,031
  4. Step 4: Simplify right side
    18,530,154x = 780,701,213,342,961
  5. Step 5: Solve for x
    x = 780,701,213,342,961/18,530,154
  6. Step 6: Final answer
    x = 42,131,393.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.