Home / 7,658,242.68-11,488,730.24-2,540,979.64

Finding the Fourth Proportional to 7,658,242.68, 11,488,730.24 and 2,540,979.64

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Solution

The fourth proportional to 7,658,242.68, 11,488,730.24 and 2,540,979.64 is: 3,811,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,242.68 : 11,488,730.24 = 2,540,979.64 : x
  2. Step 2: Convert to fraction form
    7,658,242.68/11,488,730.24 = 2,540,979.64/x
  3. Step 3: Cross multiply
    7,658,242.68x = 11,488,730.24 × 2,540,979.64
  4. Step 4: Simplify right side
    7,658,242.68x = 29,192,629,629,292.32
  5. Step 5: Solve for x
    x = 29,192,629,629,292.32/7,658,242.68
  6. Step 6: Final answer
    x = 3,811,922.77

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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.