Home / 33,170,738-49,643,748.60-20,399,343.44

Finding the Fourth Proportional to 33,170,738, 49,643,748.60 and 20,399,343.44

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Solution

The fourth proportional to 33,170,738, 49,643,748.60 and 20,399,343.44 is: 30,529,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,170,738 : 49,643,748.60 = 20,399,343.44 : x
  2. Step 2: Convert to fraction form
    33,170,738/49,643,748.60 = 20,399,343.44/x
  3. Step 3: Cross multiply
    33,170,738x = 49,643,748.60 × 20,399,343.44
  4. Step 4: Simplify right side
    33,170,738x = 1,012,699,877,340,419.25
  5. Step 5: Solve for x
    x = 1,012,699,877,340,419.25/33,170,738
  6. Step 6: Final answer
    x = 30,529,916.98

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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.