Home / 33,428,420.20-50,142,630.30-30,558,638.80

Finding the Fourth Proportional to 33,428,420.20, 50,142,630.30 and 30,558,638.80

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Solution

The fourth proportional to 33,428,420.20, 50,142,630.30 and 30,558,638.80 is: 45,837,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,428,420.20 : 50,142,630.30 = 30,558,638.80 : x
  2. Step 2: Convert to fraction form
    33,428,420.20/50,142,630.30 = 30,558,638.80/x
  3. Step 3: Cross multiply
    33,428,420.20x = 50,142,630.30 × 30,558,638.80
  4. Step 4: Simplify right side
    33,428,420.20x = 1,532,290,527,819,635.50
  5. Step 5: Solve for x
    x = 1,532,290,527,819,635.50/33,428,420.20
  6. Step 6: Final answer
    x = 45,837,958.20

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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.