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Finding the Third Proportional to 4,307,425.88 and 6,668,839.69

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Solution

The third proportional to 4,307,425.88 and 6,668,839.69 is: 10,324,826.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307,425.88 : 6,668,839.69 = 6,668,839.69 : x
  2. Step 2: Convert to fraction form
    4,307,425.88/6,668,839.69 = 6,668,839.69/x
  3. Step 3: Cross multiply
    4,307,425.88x = 6,668,839.69 × 6,668,839.69
  4. Step 4: Simplify right side
    4,307,425.88x = 44,473,422,777,575.09
  5. Step 5: Solve for x
    x = 44,473,422,777,575.09/4,307,425.88
  6. Step 6: Final answer
    x = 10,324,826.03

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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.