Home / 7,168,986.80-10,753,480.20-4,514,778.80

Finding the Fourth Proportional to 7,168,986.80, 10,753,480.20 and 4,514,778.80

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Solution

The fourth proportional to 7,168,986.80, 10,753,480.20 and 4,514,778.80 is: 6,772,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168,986.80 : 10,753,480.20 = 4,514,778.80 : x
  2. Step 2: Convert to fraction form
    7,168,986.80/10,753,480.20 = 4,514,778.80/x
  3. Step 3: Cross multiply
    7,168,986.80x = 10,753,480.20 × 4,514,778.80
  4. Step 4: Simplify right side
    7,168,986.80x = 48,549,584,433,179.76
  5. Step 5: Solve for x
    x = 48,549,584,433,179.76/7,168,986.80
  6. Step 6: Final answer
    x = 6,772,168.20

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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.