Home / 36,699,093.45-55,046,890.58-12,435,640.65

Finding the Fourth Proportional to 36,699,093.45, 55,046,890.58 and 12,435,640.65

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Solution

The fourth proportional to 36,699,093.45, 55,046,890.58 and 12,435,640.65 is: 18,652,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699,093.45 : 55,046,890.58 = 12,435,640.65 : x
  2. Step 2: Convert to fraction form
    36,699,093.45/55,046,890.58 = 12,435,640.65/x
  3. Step 3: Cross multiply
    36,699,093.45x = 55,046,890.58 × 12,435,640.65
  4. Step 4: Simplify right side
    36,699,093.45x = 684,543,350,090,571.88
  5. Step 5: Solve for x
    x = 684,543,350,090,571.88/36,699,093.45
  6. Step 6: Final answer
    x = 18,652,868.12

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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.