Home / 5,397,789.93-8,098,104.41-1,939,878.68

Finding the Fourth Proportional to 5,397,789.93, 8,098,104.41 and 1,939,878.68

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Solution

The fourth proportional to 5,397,789.93, 8,098,104.41 and 1,939,878.68 is: 2,910,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397,789.93 : 8,098,104.41 = 1,939,878.68 : x
  2. Step 2: Convert to fraction form
    5,397,789.93/8,098,104.41 = 1,939,878.68/x
  3. Step 3: Cross multiply
    5,397,789.93x = 8,098,104.41 × 1,939,878.68
  4. Step 4: Simplify right side
    5,397,789.93x = 15,709,340,043,183.06
  5. Step 5: Solve for x
    x = 15,709,340,043,183.06/5,397,789.93
  6. Step 6: Final answer
    x = 2,910,328.16

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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.