Home / 21,922,235.20-30,251,936.46-12,133,093.60

Finding the Fourth Proportional to 21,922,235.20, 30,251,936.46 and 12,133,093.60

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Solution

The fourth proportional to 21,922,235.20, 30,251,936.46 and 12,133,093.60 is: 16,743,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922,235.20 : 30,251,936.46 = 12,133,093.60 : x
  2. Step 2: Convert to fraction form
    21,922,235.20/30,251,936.46 = 12,133,093.60/x
  3. Step 3: Cross multiply
    21,922,235.20x = 30,251,936.46 × 12,133,093.60
  4. Step 4: Simplify right side
    21,922,235.20x = 367,049,576,650,432.62
  5. Step 5: Solve for x
    x = 367,049,576,650,432.62/21,922,235.20
  6. Step 6: Final answer
    x = 16,743,255.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.