Home / 17,981,269.80-26,971,904.70-7,200,234.60

Finding the Fourth Proportional to 17,981,269.80, 26,971,904.70 and 7,200,234.60

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Solution

The fourth proportional to 17,981,269.80, 26,971,904.70 and 7,200,234.60 is: 10,800,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981,269.80 : 26,971,904.70 = 7,200,234.60 : x
  2. Step 2: Convert to fraction form
    17,981,269.80/26,971,904.70 = 7,200,234.60/x
  3. Step 3: Cross multiply
    17,981,269.80x = 26,971,904.70 × 7,200,234.60
  4. Step 4: Simplify right side
    17,981,269.80x = 194,204,041,448,842.59
  5. Step 5: Solve for x
    x = 194,204,041,448,842.59/17,981,269.80
  6. Step 6: Final answer
    x = 10,800,351.90

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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.