Home / 13,188,936.80-19,783,405.20-13,188,936.80

Finding the Fourth Proportional to 13,188,936.80, 19,783,405.20 and 13,188,936.80

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Solution

The fourth proportional to 13,188,936.80, 19,783,405.20 and 13,188,936.80 is: 19,783,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,936.80 : 19,783,405.20 = 13,188,936.80 : x
  2. Step 2: Convert to fraction form
    13,188,936.80/19,783,405.20 = 13,188,936.80/x
  3. Step 3: Cross multiply
    13,188,936.80x = 19,783,405.20 × 13,188,936.80
  4. Step 4: Simplify right side
    13,188,936.80x = 260,922,080,871,591.38
  5. Step 5: Solve for x
    x = 260,922,080,871,591.38/13,188,936.80
  6. Step 6: Final answer
    x = 19,783,405.20

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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.