Home / 33,268,941.60-49,920,001.20-18,903,040.80

Finding the Fourth Proportional to 33,268,941.60, 49,920,001.20 and 18,903,040.80

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Solution

The fourth proportional to 33,268,941.60, 49,920,001.20 and 18,903,040.80 is: 28,363,986.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268,941.60 : 49,920,001.20 = 18,903,040.80 : x
  2. Step 2: Convert to fraction form
    33,268,941.60/49,920,001.20 = 18,903,040.80/x
  3. Step 3: Cross multiply
    33,268,941.60x = 49,920,001.20 × 18,903,040.80
  4. Step 4: Simplify right side
    33,268,941.60x = 943,639,819,419,649
  5. Step 5: Solve for x
    x = 943,639,819,419,649/33,268,941.60
  6. Step 6: Final answer
    x = 28,363,986.77

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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.