Home / 33,269,037.60-49,920,145.20-18,903,136.80

Finding the Fourth Proportional to 33,269,037.60, 49,920,145.20 and 18,903,136.80

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Solution

The fourth proportional to 33,269,037.60, 49,920,145.20 and 18,903,136.80 is: 28,364,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,269,037.60 : 49,920,145.20 = 18,903,136.80 : x
  2. Step 2: Convert to fraction form
    33,269,037.60/49,920,145.20 = 18,903,136.80/x
  3. Step 3: Cross multiply
    33,269,037.60x = 49,920,145.20 × 18,903,136.80
  4. Step 4: Simplify right side
    33,269,037.60x = 943,647,333,791,463.50
  5. Step 5: Solve for x
    x = 943,647,333,791,463.50/33,269,037.60
  6. Step 6: Final answer
    x = 28,364,130.79

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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.