Home / 40,377,679.44-55,720,914.17-22,042,964.94

Finding the Fourth Proportional to 40,377,679.44, 55,720,914.17 and 22,042,964.94

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Solution

The fourth proportional to 40,377,679.44, 55,720,914.17 and 22,042,964.94 is: 30,419,136.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,377,679.44 : 55,720,914.17 = 22,042,964.94 : x
  2. Step 2: Convert to fraction form
    40,377,679.44/55,720,914.17 = 22,042,964.94/x
  3. Step 3: Cross multiply
    40,377,679.44x = 55,720,914.17 × 22,042,964.94
  4. Step 4: Simplify right side
    40,377,679.44x = 1,228,254,157,363,844.50
  5. Step 5: Solve for x
    x = 1,228,254,157,363,844.50/40,377,679.44
  6. Step 6: Final answer
    x = 30,419,136.87

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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.