Home / 33,394,397.79-50,097,889.61-12,651,049.21

Finding the Fourth Proportional to 33,394,397.79, 50,097,889.61 and 12,651,049.21

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Solution

The fourth proportional to 33,394,397.79, 50,097,889.61 and 12,651,049.21 is: 18,978,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,394,397.79 : 50,097,889.61 = 12,651,049.21 : x
  2. Step 2: Convert to fraction form
    33,394,397.79/50,097,889.61 = 12,651,049.21/x
  3. Step 3: Cross multiply
    33,394,397.79x = 50,097,889.61 × 12,651,049.21
  4. Step 4: Simplify right side
    33,394,397.79x = 633,790,866,664,448.50
  5. Step 5: Solve for x
    x = 633,790,866,664,448.50/33,394,397.79
  6. Step 6: Final answer
    x = 18,978,957.81

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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.