Home / 11,811,589.59-16,299,990.23-6,379,081.59

Finding the Fourth Proportional to 11,811,589.59, 16,299,990.23 and 6,379,081.59

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Solution

The fourth proportional to 11,811,589.59, 16,299,990.23 and 6,379,081.59 is: 8,803,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,589.59 : 16,299,990.23 = 6,379,081.59 : x
  2. Step 2: Convert to fraction form
    11,811,589.59/16,299,990.23 = 6,379,081.59/x
  3. Step 3: Cross multiply
    11,811,589.59x = 16,299,990.23 × 6,379,081.59
  4. Step 4: Simplify right side
    11,811,589.59x = 103,978,967,593,372.86
  5. Step 5: Solve for x
    x = 103,978,967,593,372.86/11,811,589.59
  6. Step 6: Final answer
    x = 8,803,130.76

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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.