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Finding the Third Proportional to 3,113,426.63 and 6,839,790

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Solution

The third proportional to 3,113,426.63 and 6,839,790 is: 15,026,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,426.63 : 6,839,790 = 6,839,790 : x
  2. Step 2: Convert to fraction form
    3,113,426.63/6,839,790 = 6,839,790/x
  3. Step 3: Cross multiply
    3,113,426.63x = 6,839,790 × 6,839,790
  4. Step 4: Simplify right side
    3,113,426.63x = 46,782,727,244,100
  5. Step 5: Solve for x
    x = 46,782,727,244,100/3,113,426.63
  6. Step 6: Final answer
    x = 15,026,121.66

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.