Home / 18,542,719.35-25,588,467.81-10,282,760.58

Finding the Fourth Proportional to 18,542,719.35, 25,588,467.81 and 10,282,760.58

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Solution

The fourth proportional to 18,542,719.35, 25,588,467.81 and 10,282,760.58 is: 14,189,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542,719.35 : 25,588,467.81 = 10,282,760.58 : x
  2. Step 2: Convert to fraction form
    18,542,719.35/25,588,467.81 = 10,282,760.58/x
  3. Step 3: Cross multiply
    18,542,719.35x = 25,588,467.81 × 10,282,760.58
  4. Step 4: Simplify right side
    18,542,719.35x = 263,120,088,099,266.91
  5. Step 5: Solve for x
    x = 263,120,088,099,266.91/18,542,719.35
  6. Step 6: Final answer
    x = 14,189,940.71

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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.