Home / 5,382,903.69-8,067,706.85-4,619,378.25

Finding the Fourth Proportional to 5,382,903.69, 8,067,706.85 and 4,619,378.25

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Solution

The fourth proportional to 5,382,903.69, 8,067,706.85 and 4,619,378.25 is: 6,923,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382,903.69 : 8,067,706.85 = 4,619,378.25 : x
  2. Step 2: Convert to fraction form
    5,382,903.69/8,067,706.85 = 4,619,378.25/x
  3. Step 3: Cross multiply
    5,382,903.69x = 8,067,706.85 × 4,619,378.25
  4. Step 4: Simplify right side
    5,382,903.69x = 37,267,789,561,814.46
  5. Step 5: Solve for x
    x = 37,267,789,561,814.46/5,382,903.69
  6. Step 6: Final answer
    x = 6,923,361.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.