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Finding the Third Proportional to 9,187,992 and 19,941,552

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Solution

The third proportional to 9,187,992 and 19,941,552 is: 43,281,001.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187,992 : 19,941,552 = 19,941,552 : x
  2. Step 2: Convert to fraction form
    9,187,992/19,941,552 = 19,941,552/x
  3. Step 3: Cross multiply
    9,187,992x = 19,941,552 × 19,941,552
  4. Step 4: Simplify right side
    9,187,992x = 397,665,496,168,704
  5. Step 5: Solve for x
    x = 397,665,496,168,704/9,187,992
  6. Step 6: Final answer
    x = 43,281,001.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.