Home / 18,141,221.33-27,201,793.67-7,200,327.37

Finding the Fourth Proportional to 18,141,221.33, 27,201,793.67 and 7,200,327.37

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Solution

The fourth proportional to 18,141,221.33, 27,201,793.67 and 7,200,327.37 is: 10,796,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141,221.33 : 27,201,793.67 = 7,200,327.37 : x
  2. Step 2: Convert to fraction form
    18,141,221.33/27,201,793.67 = 7,200,327.37/x
  3. Step 3: Cross multiply
    18,141,221.33x = 27,201,793.67 × 7,200,327.37
  4. Step 4: Simplify right side
    18,141,221.33x = 195,861,819,446,056.38
  5. Step 5: Solve for x
    x = 195,861,819,446,056.38/18,141,221.33
  6. Step 6: Final answer
    x = 10,796,506.80

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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.