Home / 6,397,383.42-9,596,570.94-2,137,566.78

Finding the Fourth Proportional to 6,397,383.42, 9,596,570.94 and 2,137,566.78

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Solution

The fourth proportional to 6,397,383.42, 9,596,570.94 and 2,137,566.78 is: 3,206,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397,383.42 : 9,596,570.94 = 2,137,566.78 : x
  2. Step 2: Convert to fraction form
    6,397,383.42/9,596,570.94 = 2,137,566.78/x
  3. Step 3: Cross multiply
    6,397,383.42x = 9,596,570.94 × 2,137,566.78
  4. Step 4: Simplify right side
    6,397,383.42x = 20,513,311,243,257.37
  5. Step 5: Solve for x
    x = 20,513,311,243,257.37/6,397,383.42
  6. Step 6: Final answer
    x = 3,206,515.84

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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.