Home / 21,922,237.20-30,251,939.22-12,133,095.60

Finding the Fourth Proportional to 21,922,237.20, 30,251,939.22 and 12,133,095.60

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Solution

The fourth proportional to 21,922,237.20, 30,251,939.22 and 12,133,095.60 is: 16,743,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922,237.20 : 30,251,939.22 = 12,133,095.60 : x
  2. Step 2: Convert to fraction form
    21,922,237.20/30,251,939.22 = 12,133,095.60/x
  3. Step 3: Cross multiply
    21,922,237.20x = 30,251,939.22 × 12,133,095.60
  4. Step 4: Simplify right side
    21,922,237.20x = 367,049,670,641,649.44
  5. Step 5: Solve for x
    x = 367,049,670,641,649.44/21,922,237.20
  6. Step 6: Final answer
    x = 16,743,257.88

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1.5x scale

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.