Home / 6,321,438.46-8,722,646.63-3,839,367.51

Finding the Fourth Proportional to 6,321,438.46, 8,722,646.63 and 3,839,367.51

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Solution

The fourth proportional to 6,321,438.46, 8,722,646.63 and 3,839,367.51 is: 5,297,757.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,438.46 : 8,722,646.63 = 3,839,367.51 : x
  2. Step 2: Convert to fraction form
    6,321,438.46/8,722,646.63 = 3,839,367.51/x
  3. Step 3: Cross multiply
    6,321,438.46x = 8,722,646.63 × 3,839,367.51
  4. Step 4: Simplify right side
    6,321,438.46x = 33,489,446,072,432.99
  5. Step 5: Solve for x
    x = 33,489,446,072,432.99/6,321,438.46
  6. Step 6: Final answer
    x = 5,297,757.19

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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.