Home / 6,181,340.80-9,272,011.20-4,291,772.80

Finding the Fourth Proportional to 6,181,340.80, 9,272,011.20 and 4,291,772.80

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Solution

The fourth proportional to 6,181,340.80, 9,272,011.20 and 4,291,772.80 is: 6,437,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181,340.80 : 9,272,011.20 = 4,291,772.80 : x
  2. Step 2: Convert to fraction form
    6,181,340.80/9,272,011.20 = 4,291,772.80/x
  3. Step 3: Cross multiply
    6,181,340.80x = 9,272,011.20 × 4,291,772.80
  4. Step 4: Simplify right side
    6,181,340.80x = 39,793,365,469,455.35
  5. Step 5: Solve for x
    x = 39,793,365,469,455.35/6,181,340.80
  6. Step 6: Final answer
    x = 6,437,659.20

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Double scale
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Similar ratio
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1.5x scale

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.