Home / 36,081,223.20-49,799,321.64-21,405,035.70

Finding the Fourth Proportional to 36,081,223.20, 49,799,321.64 and 21,405,035.70

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Solution

The fourth proportional to 36,081,223.20, 49,799,321.64 and 21,405,035.70 is: 29,543,240.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081,223.20 : 49,799,321.64 = 21,405,035.70 : x
  2. Step 2: Convert to fraction form
    36,081,223.20/49,799,321.64 = 21,405,035.70/x
  3. Step 3: Cross multiply
    36,081,223.20x = 49,799,321.64 × 21,405,035.70
  4. Step 4: Simplify right side
    36,081,223.20x = 1,065,956,257,539,982.50
  5. Step 5: Solve for x
    x = 1,065,956,257,539,982.50/36,081,223.20
  6. Step 6: Final answer
    x = 29,543,240.58

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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.