Home / 12,494,412.60-18,741,618.90-5,762,826.60

Finding the Fourth Proportional to 12,494,412.60, 18,741,618.90 and 5,762,826.60

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Solution

The fourth proportional to 12,494,412.60, 18,741,618.90 and 5,762,826.60 is: 8,644,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494,412.60 : 18,741,618.90 = 5,762,826.60 : x
  2. Step 2: Convert to fraction form
    12,494,412.60/18,741,618.90 = 5,762,826.60/x
  3. Step 3: Cross multiply
    12,494,412.60x = 18,741,618.90 × 5,762,826.60
  4. Step 4: Simplify right side
    12,494,412.60x = 108,004,699,923,982.72
  5. Step 5: Solve for x
    x = 108,004,699,923,982.72/12,494,412.60
  6. Step 6: Final answer
    x = 8,644,239.90

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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.