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Finding the Third Proportional to 7,322,426 and 15,746,812

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Solution

The third proportional to 7,322,426 and 15,746,812 is: 33,863,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322,426 : 15,746,812 = 15,746,812 : x
  2. Step 2: Convert to fraction form
    7,322,426/15,746,812 = 15,746,812/x
  3. Step 3: Cross multiply
    7,322,426x = 15,746,812 × 15,746,812
  4. Step 4: Simplify right side
    7,322,426x = 247,962,088,163,344
  5. Step 5: Solve for x
    x = 247,962,088,163,344/7,322,426
  6. Step 6: Final answer
    x = 33,863,379.18

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.