Home / 16,121,234.37-22,247,082.50-9,151,851

Finding the Fourth Proportional to 16,121,234.37, 22,247,082.50 and 9,151,851

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Solution

The fourth proportional to 16,121,234.37, 22,247,082.50 and 9,151,851 is: 12,629,428.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121,234.37 : 22,247,082.50 = 9,151,851 : x
  2. Step 2: Convert to fraction form
    16,121,234.37/22,247,082.50 = 9,151,851/x
  3. Step 3: Cross multiply
    16,121,234.37x = 22,247,082.50 × 9,151,851
  4. Step 4: Simplify right side
    16,121,234.37x = 203,601,984,178,948.25
  5. Step 5: Solve for x
    x = 203,601,984,178,948.25/16,121,234.37
  6. Step 6: Final answer
    x = 12,629,428.96

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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.