Home / 17,180,131.68-25,714,121.76-12,629,975.04

Finding the Fourth Proportional to 17,180,131.68, 25,714,121.76 and 12,629,975.04

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Solution

The fourth proportional to 17,180,131.68, 25,714,121.76 and 12,629,975.04 is: 18,903,738.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,180,131.68 : 25,714,121.76 = 12,629,975.04 : x
  2. Step 2: Convert to fraction form
    17,180,131.68/25,714,121.76 = 12,629,975.04/x
  3. Step 3: Cross multiply
    17,180,131.68x = 25,714,121.76 × 12,629,975.04
  4. Step 4: Simplify right side
    17,180,131.68x = 324,768,716,004,320.88
  5. Step 5: Solve for x
    x = 324,768,716,004,320.88/17,180,131.68
  6. Step 6: Final answer
    x = 18,903,738.46

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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.