Home / 18,535,245.30-27,804,380.94-9,308,472.56

Finding the Fourth Proportional to 18,535,245.30, 27,804,380.94 and 9,308,472.56

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Solution

The fourth proportional to 18,535,245.30, 27,804,380.94 and 9,308,472.56 is: 13,963,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535,245.30 : 27,804,380.94 = 9,308,472.56 : x
  2. Step 2: Convert to fraction form
    18,535,245.30/27,804,380.94 = 9,308,472.56/x
  3. Step 3: Cross multiply
    18,535,245.30x = 27,804,380.94 × 9,308,472.56
  4. Step 4: Simplify right side
    18,535,245.30x = 258,816,317,027,777.03
  5. Step 5: Solve for x
    x = 258,816,317,027,777.03/18,535,245.30
  6. Step 6: Final answer
    x = 13,963,468.67

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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.