Home / 36,690,145.48-55,041,861.23-18,448,433.15

Finding the Fourth Proportional to 36,690,145.48, 55,041,861.23 and 18,448,433.15

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Solution

The fourth proportional to 36,690,145.48, 55,041,861.23 and 18,448,433.15 is: 27,675,989.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690,145.48 : 55,041,861.23 = 18,448,433.15 : x
  2. Step 2: Convert to fraction form
    36,690,145.48/55,041,861.23 = 18,448,433.15/x
  3. Step 3: Cross multiply
    36,690,145.48x = 55,041,861.23 × 18,448,433.15
  4. Step 4: Simplify right side
    36,690,145.48x = 1,015,436,097,353,231.62
  5. Step 5: Solve for x
    x = 1,015,436,097,353,231.62/36,690,145.48
  6. Step 6: Final answer
    x = 27,675,989.94

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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.