Home / 6,629,544.68-9,148,679.78-3,728,937.51

Finding the Fourth Proportional to 6,629,544.68, 9,148,679.78 and 3,728,937.51

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Solution

The fourth proportional to 6,629,544.68, 9,148,679.78 and 3,728,937.51 is: 5,145,882.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,544.68 : 9,148,679.78 = 3,728,937.51 : x
  2. Step 2: Convert to fraction form
    6,629,544.68/9,148,679.78 = 3,728,937.51/x
  3. Step 3: Cross multiply
    6,629,544.68x = 9,148,679.78 × 3,728,937.51
  4. Step 4: Simplify right side
    6,629,544.68x = 34,114,855,179,975.86
  5. Step 5: Solve for x
    x = 34,114,855,179,975.86/6,629,544.68
  6. Step 6: Final answer
    x = 5,145,882.09

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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.