Home / 5,470,372.20-8,205,908.40-2,104,579.20

Finding the Fourth Proportional to 5,470,372.20, 8,205,908.40 and 2,104,579.20

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Solution

The fourth proportional to 5,470,372.20, 8,205,908.40 and 2,104,579.20 is: 3,157,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,372.20 : 8,205,908.40 = 2,104,579.20 : x
  2. Step 2: Convert to fraction form
    5,470,372.20/8,205,908.40 = 2,104,579.20/x
  3. Step 3: Cross multiply
    5,470,372.20x = 8,205,908.40 × 2,104,579.20
  4. Step 4: Simplify right side
    5,470,372.20x = 17,269,984,135,745.28
  5. Step 5: Solve for x
    x = 17,269,984,135,745.28/5,470,372.20
  6. Step 6: Final answer
    x = 3,157,003.49

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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.