Home / 12,479,491.50-18,716,869.89-6,083,311.02

Finding the Fourth Proportional to 12,479,491.50, 18,716,869.89 and 6,083,311.02

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Solution

The fourth proportional to 12,479,491.50, 18,716,869.89 and 6,083,311.02 is: 9,123,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,491.50 : 18,716,869.89 = 6,083,311.02 : x
  2. Step 2: Convert to fraction form
    12,479,491.50/18,716,869.89 = 6,083,311.02/x
  3. Step 3: Cross multiply
    12,479,491.50x = 18,716,869.89 × 6,083,311.02
  4. Step 4: Simplify right side
    12,479,491.50x = 113,860,540,861,743.19
  5. Step 5: Solve for x
    x = 113,860,540,861,743.19/12,479,491.50
  6. Step 6: Final answer
    x = 9,123,812.53

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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.