Home / 6,382,016.46-8,816,786.82-4,182,107.22

Finding the Fourth Proportional to 6,382,016.46, 8,816,786.82 and 4,182,107.22

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Solution

The fourth proportional to 6,382,016.46, 8,816,786.82 and 4,182,107.22 is: 5,777,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382,016.46 : 8,816,786.82 = 4,182,107.22 : x
  2. Step 2: Convert to fraction form
    6,382,016.46/8,816,786.82 = 4,182,107.22/x
  3. Step 3: Cross multiply
    6,382,016.46x = 8,816,786.82 × 4,182,107.22
  4. Step 4: Simplify right side
    6,382,016.46x = 36,872,747,817,122.84
  5. Step 5: Solve for x
    x = 36,872,747,817,122.84/6,382,016.46
  6. Step 6: Final answer
    x = 5,777,601.49

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1.5x scale

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.