Home / 5,558,477.20-8,338,388.30-1,963,508.47

Finding the Fourth Proportional to 5,558,477.20, 8,338,388.30 and 1,963,508.47

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Solution

The fourth proportional to 5,558,477.20, 8,338,388.30 and 1,963,508.47 is: 2,945,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558,477.20 : 8,338,388.30 = 1,963,508.47 : x
  2. Step 2: Convert to fraction form
    5,558,477.20/8,338,388.30 = 1,963,508.47/x
  3. Step 3: Cross multiply
    5,558,477.20x = 8,338,388.30 × 1,963,508.47
  4. Step 4: Simplify right side
    5,558,477.20x = 16,372,496,053,198.90
  5. Step 5: Solve for x
    x = 16,372,496,053,198.90/5,558,477.20
  6. Step 6: Final answer
    x = 2,945,500.26

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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.