Home / 6,501,942.82-8,966,489.52-3,888,021.21

Finding the Fourth Proportional to 6,501,942.82, 8,966,489.52 and 3,888,021.21

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Solution

The fourth proportional to 6,501,942.82, 8,966,489.52 and 3,888,021.21 is: 5,361,766.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501,942.82 : 8,966,489.52 = 3,888,021.21 : x
  2. Step 2: Convert to fraction form
    6,501,942.82/8,966,489.52 = 3,888,021.21/x
  3. Step 3: Cross multiply
    6,501,942.82x = 8,966,489.52 × 3,888,021.21
  4. Step 4: Simplify right side
    6,501,942.82x = 34,861,901,413,958.46
  5. Step 5: Solve for x
    x = 34,861,901,413,958.46/6,501,942.82
  6. Step 6: Final answer
    x = 5,361,766.84

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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.