Home / 6,468,278.58-9,700,318.42-2,149,168.88

Finding the Fourth Proportional to 6,468,278.58, 9,700,318.42 and 2,149,168.88

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Solution

The fourth proportional to 6,468,278.58, 9,700,318.42 and 2,149,168.88 is: 3,223,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468,278.58 : 9,700,318.42 = 2,149,168.88 : x
  2. Step 2: Convert to fraction form
    6,468,278.58/9,700,318.42 = 2,149,168.88/x
  3. Step 3: Cross multiply
    6,468,278.58x = 9,700,318.42 × 2,149,168.88
  4. Step 4: Simplify right side
    6,468,278.58x = 20,847,622,444,712.89
  5. Step 5: Solve for x
    x = 20,847,622,444,712.89/6,468,278.58
  6. Step 6: Final answer
    x = 3,223,055.74

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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.