Home / 18,147,116.80-27,233,116.80-8,056,979.20

Finding the Fourth Proportional to 18,147,116.80, 27,233,116.80 and 8,056,979.20

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Solution

The fourth proportional to 18,147,116.80, 27,233,116.80 and 8,056,979.20 is: 12,090,992.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147,116.80 : 27,233,116.80 = 8,056,979.20 : x
  2. Step 2: Convert to fraction form
    18,147,116.80/27,233,116.80 = 8,056,979.20/x
  3. Step 3: Cross multiply
    18,147,116.80x = 27,233,116.80 × 8,056,979.20
  4. Step 4: Simplify right side
    18,147,116.80x = 219,416,655,608,770.56
  5. Step 5: Solve for x
    x = 219,416,655,608,770.56/18,147,116.80
  6. Step 6: Final answer
    x = 12,090,992.64

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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.