Home / 7,236,815.67-9,986,805.66-3,973,630.39

Finding the Fourth Proportional to 7,236,815.67, 9,986,805.66 and 3,973,630.39

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Solution

The fourth proportional to 7,236,815.67, 9,986,805.66 and 3,973,630.39 is: 5,483,609.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236,815.67 : 9,986,805.66 = 3,973,630.39 : x
  2. Step 2: Convert to fraction form
    7,236,815.67/9,986,805.66 = 3,973,630.39/x
  3. Step 3: Cross multiply
    7,236,815.67x = 9,986,805.66 × 3,973,630.39
  4. Step 4: Simplify right side
    7,236,815.67x = 39,683,874,469,600.01
  5. Step 5: Solve for x
    x = 39,683,874,469,600.01/7,236,815.67
  6. Step 6: Final answer
    x = 5,483,609.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.