Home / 5,155,138.99-7,733,704.25-1,960,016.74

Finding the Fourth Proportional to 5,155,138.99, 7,733,704.25 and 1,960,016.74

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Solution

The fourth proportional to 5,155,138.99, 7,733,704.25 and 1,960,016.74 is: 2,940,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,138.99 : 7,733,704.25 = 1,960,016.74 : x
  2. Step 2: Convert to fraction form
    5,155,138.99/7,733,704.25 = 1,960,016.74/x
  3. Step 3: Cross multiply
    5,155,138.99x = 7,733,704.25 × 1,960,016.74
  4. Step 4: Simplify right side
    5,155,138.99x = 15,158,189,748,640.58
  5. Step 5: Solve for x
    x = 15,158,189,748,640.58/5,155,138.99
  6. Step 6: Final answer
    x = 2,940,403.70

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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.