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Finding the Third Proportional to 4,369,680 and 6,839,739

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Solution

The third proportional to 4,369,680 and 6,839,739 is: 10,706,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369,680 : 6,839,739 = 6,839,739 : x
  2. Step 2: Convert to fraction form
    4,369,680/6,839,739 = 6,839,739/x
  3. Step 3: Cross multiply
    4,369,680x = 6,839,739 × 6,839,739
  4. Step 4: Simplify right side
    4,369,680x = 46,782,029,588,121
  5. Step 5: Solve for x
    x = 46,782,029,588,121/4,369,680
  6. Step 6: Final answer
    x = 10,706,053.90

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.