Home / 36,981,010.73-55,479,081.75-12,716,786.41

Finding the Fourth Proportional to 36,981,010.73, 55,479,081.75 and 12,716,786.41

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Solution

The fourth proportional to 36,981,010.73, 55,479,081.75 and 12,716,786.41 is: 19,077,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981,010.73 : 55,479,081.75 = 12,716,786.41 : x
  2. Step 2: Convert to fraction form
    36,981,010.73/55,479,081.75 = 12,716,786.41/x
  3. Step 3: Cross multiply
    36,981,010.73x = 55,479,081.75 × 12,716,786.41
  4. Step 4: Simplify right side
    36,981,010.73x = 705,515,632,837,679
  5. Step 5: Solve for x
    x = 705,515,632,837,679/36,981,010.73
  6. Step 6: Final answer
    x = 19,077,781.24

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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.