Home / 18,892,336.30-28,296,514.05-16,372,912.30

Finding the Fourth Proportional to 18,892,336.30, 28,296,514.05 and 16,372,912.30

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Solution

The fourth proportional to 18,892,336.30, 28,296,514.05 and 16,372,912.30 is: 24,522,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892,336.30 : 28,296,514.05 = 16,372,912.30 : x
  2. Step 2: Convert to fraction form
    18,892,336.30/28,296,514.05 = 16,372,912.30/x
  3. Step 3: Cross multiply
    18,892,336.30x = 28,296,514.05 × 16,372,912.30
  4. Step 4: Simplify right side
    18,892,336.30x = 463,296,342,936,367.88
  5. Step 5: Solve for x
    x = 463,296,342,936,367.88/18,892,336.30
  6. Step 6: Final answer
    x = 24,522,977.76

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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.