Home / 8,084,447.20-12,126,670.80-3,832,919.20

Finding the Fourth Proportional to 8,084,447.20, 12,126,670.80 and 3,832,919.20

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Solution

The fourth proportional to 8,084,447.20, 12,126,670.80 and 3,832,919.20 is: 5,749,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,447.20 : 12,126,670.80 = 3,832,919.20 : x
  2. Step 2: Convert to fraction form
    8,084,447.20/12,126,670.80 = 3,832,919.20/x
  3. Step 3: Cross multiply
    8,084,447.20x = 12,126,670.80 × 3,832,919.20
  4. Step 4: Simplify right side
    8,084,447.20x = 46,480,549,341,399.37
  5. Step 5: Solve for x
    x = 46,480,549,341,399.37/8,084,447.20
  6. Step 6: Final answer
    x = 5,749,378.80

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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.