Home / 7,658,240.68-11,488,727.24-2,540,977.64

Finding the Fourth Proportional to 7,658,240.68, 11,488,727.24 and 2,540,977.64

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Solution

The fourth proportional to 7,658,240.68, 11,488,727.24 and 2,540,977.64 is: 3,811,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,240.68 : 11,488,727.24 = 2,540,977.64 : x
  2. Step 2: Convert to fraction form
    7,658,240.68/11,488,727.24 = 2,540,977.64/x
  3. Step 3: Cross multiply
    7,658,240.68x = 11,488,727.24 × 2,540,977.64
  4. Step 4: Simplify right side
    7,658,240.68x = 29,192,599,028,898.91
  5. Step 5: Solve for x
    x = 29,192,599,028,898.91/7,658,240.68
  6. Step 6: Final answer
    x = 3,811,919.77

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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.