Home / 7,200,660.42-9,932,229.18-4,618,250.82

Finding the Fourth Proportional to 7,200,660.42, 9,932,229.18 and 4,618,250.82

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Solution

The fourth proportional to 7,200,660.42, 9,932,229.18 and 4,618,250.82 is: 6,370,183.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,660.42 : 9,932,229.18 = 4,618,250.82 : x
  2. Step 2: Convert to fraction form
    7,200,660.42/9,932,229.18 = 4,618,250.82/x
  3. Step 3: Cross multiply
    7,200,660.42x = 9,932,229.18 × 4,618,250.82
  4. Step 4: Simplify right side
    7,200,660.42x = 45,869,525,554,962.93
  5. Step 5: Solve for x
    x = 45,869,525,554,962.93/7,200,660.42
  6. Step 6: Final answer
    x = 6,370,183.13

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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.