Home / 11,787,979.52-17,681,969.92-3,268,316.16

Finding the Fourth Proportional to 11,787,979.52, 17,681,969.92 and 3,268,316.16

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Solution

The fourth proportional to 11,787,979.52, 17,681,969.92 and 3,268,316.16 is: 4,902,474.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,979.52 : 17,681,969.92 = 3,268,316.16 : x
  2. Step 2: Convert to fraction form
    11,787,979.52/17,681,969.92 = 3,268,316.16/x
  3. Step 3: Cross multiply
    11,787,979.52x = 17,681,969.92 × 3,268,316.16
  4. Step 4: Simplify right side
    11,787,979.52x = 57,790,268,030,169.91
  5. Step 5: Solve for x
    x = 57,790,268,030,169.91/11,787,979.52
  6. Step 6: Final answer
    x = 4,902,474.42

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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.