Home / 27,922,381.20-41,915,064.60-21,560,835.60

Finding the Fourth Proportional to 27,922,381.20, 41,915,064.60 and 21,560,835.60

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Solution

The fourth proportional to 27,922,381.20, 41,915,064.60 and 21,560,835.60 is: 32,365,571.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922,381.20 : 41,915,064.60 = 21,560,835.60 : x
  2. Step 2: Convert to fraction form
    27,922,381.20/41,915,064.60 = 21,560,835.60/x
  3. Step 3: Cross multiply
    27,922,381.20x = 41,915,064.60 × 21,560,835.60
  4. Step 4: Simplify right side
    27,922,381.20x = 903,723,817,003,979.88
  5. Step 5: Solve for x
    x = 903,723,817,003,979.88/27,922,381.20
  6. Step 6: Final answer
    x = 32,365,571.21

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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.