Home / 28,932,334.60-43,448,268.30-20,472,046.60

Finding the Fourth Proportional to 28,932,334.60, 43,448,268.30 and 20,472,046.60

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Solution

The fourth proportional to 28,932,334.60, 43,448,268.30 and 20,472,046.60 is: 30,743,283.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932,334.60 : 43,448,268.30 = 20,472,046.60 : x
  2. Step 2: Convert to fraction form
    28,932,334.60/43,448,268.30 = 20,472,046.60/x
  3. Step 3: Cross multiply
    28,932,334.60x = 43,448,268.30 × 20,472,046.60
  4. Step 4: Simplify right side
    28,932,334.60x = 889,474,973,326,902.75
  5. Step 5: Solve for x
    x = 889,474,973,326,902.75/28,932,334.60
  6. Step 6: Final answer
    x = 30,743,283.79

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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.