Home / 22,157,628.20-33,236,442.30-18,375,381.80

Finding the Fourth Proportional to 22,157,628.20, 33,236,442.30 and 18,375,381.80

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Solution

The fourth proportional to 22,157,628.20, 33,236,442.30 and 18,375,381.80 is: 27,563,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157,628.20 : 33,236,442.30 = 18,375,381.80 : x
  2. Step 2: Convert to fraction form
    22,157,628.20/33,236,442.30 = 18,375,381.80/x
  3. Step 3: Cross multiply
    22,157,628.20x = 33,236,442.30 × 18,375,381.80
  4. Step 4: Simplify right side
    22,157,628.20x = 610,732,316,936,170.12
  5. Step 5: Solve for x
    x = 610,732,316,936,170.12/22,157,628.20
  6. Step 6: Final answer
    x = 27,563,072.70

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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.