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Finding the Third Proportional to 4,509,067.50 and 6,984,761.63

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Solution

The third proportional to 4,509,067.50 and 6,984,761.63 is: 10,819,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509,067.50 : 6,984,761.63 = 6,984,761.63 : x
  2. Step 2: Convert to fraction form
    4,509,067.50/6,984,761.63 = 6,984,761.63/x
  3. Step 3: Cross multiply
    4,509,067.50x = 6,984,761.63 × 6,984,761.63
  4. Step 4: Simplify right side
    4,509,067.50x = 48,786,894,958,072.64
  5. Step 5: Solve for x
    x = 48,786,894,958,072.64/4,509,067.50
  6. Step 6: Final answer
    x = 10,819,730.46

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.