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Finding the Third Proportional to 7,373,940 and 15,040,653

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Solution

The third proportional to 7,373,940 and 15,040,653 is: 30,678,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373,940 : 15,040,653 = 15,040,653 : x
  2. Step 2: Convert to fraction form
    7,373,940/15,040,653 = 15,040,653/x
  3. Step 3: Cross multiply
    7,373,940x = 15,040,653 × 15,040,653
  4. Step 4: Simplify right side
    7,373,940x = 226,221,242,666,409
  5. Step 5: Solve for x
    x = 226,221,242,666,409/7,373,940
  6. Step 6: Final answer
    x = 30,678,476.18

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.