Home / 8,268,562.55-12,405,361.61-4,227,888.69

Finding the Fourth Proportional to 8,268,562.55, 12,405,361.61 and 4,227,888.69

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Solution

The fourth proportional to 8,268,562.55, 12,405,361.61 and 4,227,888.69 is: 6,343,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,562.55 : 12,405,361.61 = 4,227,888.69 : x
  2. Step 2: Convert to fraction form
    8,268,562.55/12,405,361.61 = 4,227,888.69/x
  3. Step 3: Cross multiply
    8,268,562.55x = 12,405,361.61 × 4,227,888.69
  4. Step 4: Simplify right side
    8,268,562.55x = 52,448,488,056,848.92
  5. Step 5: Solve for x
    x = 52,448,488,056,848.92/8,268,562.55
  6. Step 6: Final answer
    x = 6,343,120.43

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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.