Home / 36,379,579.20-54,576,950.40-12,126,040.80

Finding the Fourth Proportional to 36,379,579.20, 54,576,950.40 and 12,126,040.80

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Solution

The fourth proportional to 36,379,579.20, 54,576,950.40 and 12,126,040.80 is: 18,191,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,379,579.20 : 54,576,950.40 = 12,126,040.80 : x
  2. Step 2: Convert to fraction form
    36,379,579.20/54,576,950.40 = 12,126,040.80/x
  3. Step 3: Cross multiply
    36,379,579.20x = 54,576,950.40 × 12,126,040.80
  4. Step 4: Simplify right side
    36,379,579.20x = 661,802,327,289,976.38
  5. Step 5: Solve for x
    x = 661,802,327,289,976.38/36,379,579.20
  6. Step 6: Final answer
    x = 18,191,588.30

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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.