Home / 3,672,002.20-5,508,003.30-3,105,131.80

Finding the Fourth Proportional to 3,672,002.20, 5,508,003.30 and 3,105,131.80

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Solution

The fourth proportional to 3,672,002.20, 5,508,003.30 and 3,105,131.80 is: 4,657,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,002.20 : 5,508,003.30 = 3,105,131.80 : x
  2. Step 2: Convert to fraction form
    3,672,002.20/5,508,003.30 = 3,105,131.80/x
  3. Step 3: Cross multiply
    3,672,002.20x = 5,508,003.30 × 3,105,131.80
  4. Step 4: Simplify right side
    3,672,002.20x = 17,103,076,201,334.94
  5. Step 5: Solve for x
    x = 17,103,076,201,334.94/3,672,002.20
  6. Step 6: Final answer
    x = 4,657,697.70

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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.