Home / 20,608,240.14-30,912,466.86-12,082,597.92

Finding the Fourth Proportional to 20,608,240.14, 30,912,466.86 and 12,082,597.92

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Solution

The fourth proportional to 20,608,240.14, 30,912,466.86 and 12,082,597.92 is: 18,123,959.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608,240.14 : 30,912,466.86 = 12,082,597.92 : x
  2. Step 2: Convert to fraction form
    20,608,240.14/30,912,466.86 = 12,082,597.92/x
  3. Step 3: Cross multiply
    20,608,240.14x = 30,912,466.86 × 12,082,597.92
  4. Step 4: Simplify right side
    20,608,240.14x = 373,502,907,784,704.94
  5. Step 5: Solve for x
    x = 373,502,907,784,704.94/20,608,240.14
  6. Step 6: Final answer
    x = 18,123,959.41

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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.