Home / 9,195,480.70-12,690,157.03-5,121,099.70

Finding the Fourth Proportional to 9,195,480.70, 12,690,157.03 and 5,121,099.70

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Solution

The fourth proportional to 9,195,480.70, 12,690,157.03 and 5,121,099.70 is: 7,067,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,480.70 : 12,690,157.03 = 5,121,099.70 : x
  2. Step 2: Convert to fraction form
    9,195,480.70/12,690,157.03 = 5,121,099.70/x
  3. Step 3: Cross multiply
    9,195,480.70x = 12,690,157.03 × 5,121,099.70
  4. Step 4: Simplify right side
    9,195,480.70x = 64,987,559,400,545.54
  5. Step 5: Solve for x
    x = 64,987,559,400,545.54/9,195,480.70
  6. Step 6: Final answer
    x = 7,067,336.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.