Home / 18,027,635.81-27,022,558.03-6,660,834.53

Finding the Fourth Proportional to 18,027,635.81, 27,022,558.03 and 6,660,834.53

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Solution

The fourth proportional to 18,027,635.81, 27,022,558.03 and 6,660,834.53 is: 9,984,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027,635.81 : 27,022,558.03 = 6,660,834.53 : x
  2. Step 2: Convert to fraction form
    18,027,635.81/27,022,558.03 = 6,660,834.53/x
  3. Step 3: Cross multiply
    18,027,635.81x = 27,022,558.03 × 6,660,834.53
  4. Step 4: Simplify right side
    18,027,635.81x = 179,992,787,463,387.91
  5. Step 5: Solve for x
    x = 179,992,787,463,387.91/18,027,635.81
  6. Step 6: Final answer
    x = 9,984,270.23

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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.