Home / 28,925,536-43,400,470.26-18,004,855.24

Finding the Fourth Proportional to 28,925,536, 43,400,470.26 and 18,004,855.24

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Solution

The fourth proportional to 28,925,536, 43,400,470.26 and 18,004,855.24 is: 27,014,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,925,536 : 43,400,470.26 = 18,004,855.24 : x
  2. Step 2: Convert to fraction form
    28,925,536/43,400,470.26 = 18,004,855.24/x
  3. Step 3: Cross multiply
    28,925,536x = 43,400,470.26 × 18,004,855.24
  4. Step 4: Simplify right side
    28,925,536x = 781,419,184,379,225
  5. Step 5: Solve for x
    x = 781,419,184,379,225/28,925,536
  6. Step 6: Final answer
    x = 27,014,855.81

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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.