Home / 12,231,286.86-18,347,041.53-3,711,623.70

Finding the Fourth Proportional to 12,231,286.86, 18,347,041.53 and 3,711,623.70

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Solution

The fourth proportional to 12,231,286.86, 18,347,041.53 and 3,711,623.70 is: 5,567,469.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,286.86 : 18,347,041.53 = 3,711,623.70 : x
  2. Step 2: Convert to fraction form
    12,231,286.86/18,347,041.53 = 3,711,623.70/x
  3. Step 3: Cross multiply
    12,231,286.86x = 18,347,041.53 × 3,711,623.70
  4. Step 4: Simplify right side
    12,231,286.86x = 68,097,314,167,632.27
  5. Step 5: Solve for x
    x = 68,097,314,167,632.27/12,231,286.86
  6. Step 6: Final answer
    x = 5,567,469.31

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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.