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Finding the Third Proportional to 3,816,837 and 8,306,894

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Solution

The third proportional to 3,816,837 and 8,306,894 is: 18,078,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,837 : 8,306,894 = 8,306,894 : x
  2. Step 2: Convert to fraction form
    3,816,837/8,306,894 = 8,306,894/x
  3. Step 3: Cross multiply
    3,816,837x = 8,306,894 × 8,306,894
  4. Step 4: Simplify right side
    3,816,837x = 69,004,487,927,236
  5. Step 5: Solve for x
    x = 69,004,487,927,236/3,816,837
  6. Step 6: Final answer
    x = 18,078,971.65

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.