Home / 8,039,727.36-12,061,455.12-2,648,183.76

Finding the Fourth Proportional to 8,039,727.36, 12,061,455.12 and 2,648,183.76

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Solution

The fourth proportional to 8,039,727.36, 12,061,455.12 and 2,648,183.76 is: 3,972,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039,727.36 : 12,061,455.12 = 2,648,183.76 : x
  2. Step 2: Convert to fraction form
    8,039,727.36/12,061,455.12 = 2,648,183.76/x
  3. Step 3: Cross multiply
    8,039,727.36x = 12,061,455.12 × 2,648,183.76
  4. Step 4: Simplify right side
    8,039,727.36x = 31,940,949,570,752.85
  5. Step 5: Solve for x
    x = 31,940,949,570,752.85/8,039,727.36
  6. Step 6: Final answer
    x = 3,972,889.64

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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.