Home / 5,469,219.40-8,203,829.10-1,682,210.20

Finding the Fourth Proportional to 5,469,219.40, 8,203,829.10 and 1,682,210.20

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Solution

The fourth proportional to 5,469,219.40, 8,203,829.10 and 1,682,210.20 is: 2,523,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469,219.40 : 8,203,829.10 = 1,682,210.20 : x
  2. Step 2: Convert to fraction form
    5,469,219.40/8,203,829.10 = 1,682,210.20/x
  3. Step 3: Cross multiply
    5,469,219.40x = 8,203,829.10 × 1,682,210.20
  4. Step 4: Simplify right side
    5,469,219.40x = 13,800,564,991,076.82
  5. Step 5: Solve for x
    x = 13,800,564,991,076.82/5,469,219.40
  6. Step 6: Final answer
    x = 2,523,315.30

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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.