Home / 54,978,512.60-82,413,531.30-30,729,056.60

Finding the Fourth Proportional to 54,978,512.60, 82,413,531.30 and 30,729,056.60

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Solution

The fourth proportional to 54,978,512.60, 82,413,531.30 and 30,729,056.60 is: 46,063,269.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978,512.60 : 82,413,531.30 = 30,729,056.60 : x
  2. Step 2: Convert to fraction form
    54,978,512.60/82,413,531.30 = 30,729,056.60/x
  3. Step 3: Cross multiply
    54,978,512.60x = 82,413,531.30 × 30,729,056.60
  4. Step 4: Simplify right side
    54,978,512.60x = 2,532,490,067,923,571.50
  5. Step 5: Solve for x
    x = 2,532,490,067,923,571.50/54,978,512.60
  6. Step 6: Final answer
    x = 46,063,269.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.