Home / 54,548,764.40-81,936,520.68-43,268,043.44

Finding the Fourth Proportional to 54,548,764.40, 81,936,520.68 and 43,268,043.44

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Solution

The fourth proportional to 54,548,764.40, 81,936,520.68 and 43,268,043.44 is: 64,991,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548,764.40 : 81,936,520.68 = 43,268,043.44 : x
  2. Step 2: Convert to fraction form
    54,548,764.40/81,936,520.68 = 43,268,043.44/x
  3. Step 3: Cross multiply
    54,548,764.40x = 81,936,520.68 × 43,268,043.44
  4. Step 4: Simplify right side
    54,548,764.40x = 3,545,232,936,104,698.50
  5. Step 5: Solve for x
    x = 3,545,232,936,104,698.50/54,548,764.40
  6. Step 6: Final answer
    x = 64,991,993.40

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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.