Home / 17,981,268.80-26,971,903.20-7,200,233.60

Finding the Fourth Proportional to 17,981,268.80, 26,971,903.20 and 7,200,233.60

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Solution

The fourth proportional to 17,981,268.80, 26,971,903.20 and 7,200,233.60 is: 10,800,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981,268.80 : 26,971,903.20 = 7,200,233.60 : x
  2. Step 2: Convert to fraction form
    17,981,268.80/26,971,903.20 = 7,200,233.60/x
  3. Step 3: Cross multiply
    17,981,268.80x = 26,971,903.20 × 7,200,233.60
  4. Step 4: Simplify right side
    17,981,268.80x = 194,204,003,676,587.50
  5. Step 5: Solve for x
    x = 194,204,003,676,587.50/17,981,268.80
  6. Step 6: Final answer
    x = 10,800,350.40

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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.