Home / 20,245,861.88-30,371,942.10-6,595,830.55

Finding the Fourth Proportional to 20,245,861.88, 30,371,942.10 and 6,595,830.55

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Solution

The fourth proportional to 20,245,861.88, 30,371,942.10 and 6,595,830.55 is: 9,894,771.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,245,861.88 : 30,371,942.10 = 6,595,830.55 : x
  2. Step 2: Convert to fraction form
    20,245,861.88/30,371,942.10 = 6,595,830.55/x
  3. Step 3: Cross multiply
    20,245,861.88x = 30,371,942.10 × 6,595,830.55
  4. Step 4: Simplify right side
    20,245,861.88x = 200,328,183,414,151.44
  5. Step 5: Solve for x
    x = 200,328,183,414,151.44/20,245,861.88
  6. Step 6: Final answer
    x = 9,894,771.81

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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.