Home / 6,413,616.80-8,850,789.20-3,513,188.24

Finding the Fourth Proportional to 6,413,616.80, 8,850,789.20 and 3,513,188.24

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Solution

The fourth proportional to 6,413,616.80, 8,850,789.20 and 3,513,188.24 is: 4,848,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,616.80 : 8,850,789.20 = 3,513,188.24 : x
  2. Step 2: Convert to fraction form
    6,413,616.80/8,850,789.20 = 3,513,188.24/x
  3. Step 3: Cross multiply
    6,413,616.80x = 8,850,789.20 × 3,513,188.24
  4. Step 4: Simplify right side
    6,413,616.80x = 31,094,488,532,159.01
  5. Step 5: Solve for x
    x = 31,094,488,532,159.01/6,413,616.80
  6. Step 6: Final answer
    x = 4,848,198.68

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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.