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Finding the Third Proportional to 7,418,463 and 15,816,810

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Solution

The third proportional to 7,418,463 and 15,816,810 is: 33,722,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,463 : 15,816,810 = 15,816,810 : x
  2. Step 2: Convert to fraction form
    7,418,463/15,816,810 = 15,816,810/x
  3. Step 3: Cross multiply
    7,418,463x = 15,816,810 × 15,816,810
  4. Step 4: Simplify right side
    7,418,463x = 250,171,478,576,100
  5. Step 5: Solve for x
    x = 250,171,478,576,100/7,418,463
  6. Step 6: Final answer
    x = 33,722,818.13

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.