Home / 8,119,357.20-11,204,712.90-4,497,685.20

Finding the Fourth Proportional to 8,119,357.20, 11,204,712.90 and 4,497,685.20

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Solution

The fourth proportional to 8,119,357.20, 11,204,712.90 and 4,497,685.20 is: 6,206,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,357.20 : 11,204,712.90 = 4,497,685.20 : x
  2. Step 2: Convert to fraction form
    8,119,357.20/11,204,712.90 = 4,497,685.20/x
  3. Step 3: Cross multiply
    8,119,357.20x = 11,204,712.90 × 4,497,685.20
  4. Step 4: Simplify right side
    8,119,357.20x = 50,395,271,380,579.09
  5. Step 5: Solve for x
    x = 50,395,271,380,579.09/8,119,357.20
  6. Step 6: Final answer
    x = 6,206,805.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.