Home / 20,188,024.80-30,282,037.20-11,684,968.80

Finding the Fourth Proportional to 20,188,024.80, 30,282,037.20 and 11,684,968.80

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Solution

The fourth proportional to 20,188,024.80, 30,282,037.20 and 11,684,968.80 is: 17,527,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,188,024.80 : 30,282,037.20 = 11,684,968.80 : x
  2. Step 2: Convert to fraction form
    20,188,024.80/30,282,037.20 = 11,684,968.80/x
  3. Step 3: Cross multiply
    20,188,024.80x = 30,282,037.20 × 11,684,968.80
  4. Step 4: Simplify right side
    20,188,024.80x = 353,844,659,882,439.38
  5. Step 5: Solve for x
    x = 353,844,659,882,439.38/20,188,024.80
  6. Step 6: Final answer
    x = 17,527,453.20

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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.