Home / 20,364,027.20-30,546,040.80-11,294,100.80

Finding the Fourth Proportional to 20,364,027.20, 30,546,040.80 and 11,294,100.80

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Solution

The fourth proportional to 20,364,027.20, 30,546,040.80 and 11,294,100.80 is: 16,941,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364,027.20 : 30,546,040.80 = 11,294,100.80 : x
  2. Step 2: Convert to fraction form
    20,364,027.20/30,546,040.80 = 11,294,100.80/x
  3. Step 3: Cross multiply
    20,364,027.20x = 30,546,040.80 × 11,294,100.80
  4. Step 4: Simplify right side
    20,364,027.20x = 344,990,063,836,112.69
  5. Step 5: Solve for x
    x = 344,990,063,836,112.69/20,364,027.20
  6. Step 6: Final answer
    x = 16,941,151.20

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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.