Home / 4,421,820.20-6,616,983.90-3,067,629.80

Finding the Fourth Proportional to 4,421,820.20, 6,616,983.90 and 3,067,629.80

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Solution

The fourth proportional to 4,421,820.20, 6,616,983.90 and 3,067,629.80 is: 4,590,520.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421,820.20 : 6,616,983.90 = 3,067,629.80 : x
  2. Step 2: Convert to fraction form
    4,421,820.20/6,616,983.90 = 3,067,629.80/x
  3. Step 3: Cross multiply
    4,421,820.20x = 6,616,983.90 × 3,067,629.80
  4. Step 4: Simplify right side
    4,421,820.20x = 20,298,456,997,760.22
  5. Step 5: Solve for x
    x = 20,298,456,997,760.22/4,421,820.20
  6. Step 6: Final answer
    x = 4,590,520.66

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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.