Home / 6,979,703.52-9,632,005.84-3,923,942.88

Finding the Fourth Proportional to 6,979,703.52, 9,632,005.84 and 3,923,942.88

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Solution

The fourth proportional to 6,979,703.52, 9,632,005.84 and 3,923,942.88 is: 5,415,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,703.52 : 9,632,005.84 = 3,923,942.88 : x
  2. Step 2: Convert to fraction form
    6,979,703.52/9,632,005.84 = 3,923,942.88/x
  3. Step 3: Cross multiply
    6,979,703.52x = 9,632,005.84 × 3,923,942.88
  4. Step 4: Simplify right side
    6,979,703.52x = 37,795,440,735,986.41
  5. Step 5: Solve for x
    x = 37,795,440,735,986.41/6,979,703.52
  6. Step 6: Final answer
    x = 5,415,049.60

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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.