Home / 6,021,142.75-8,308,105.09-3,407,634.55

Finding the Fourth Proportional to 6,021,142.75, 8,308,105.09 and 3,407,634.55

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Solution

The fourth proportional to 6,021,142.75, 8,308,105.09 and 3,407,634.55 is: 4,701,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021,142.75 : 8,308,105.09 = 3,407,634.55 : x
  2. Step 2: Convert to fraction form
    6,021,142.75/8,308,105.09 = 3,407,634.55/x
  3. Step 3: Cross multiply
    6,021,142.75x = 8,308,105.09 × 3,407,634.55
  4. Step 4: Simplify right side
    6,021,142.75x = 28,310,985,949,714.86
  5. Step 5: Solve for x
    x = 28,310,985,949,714.86/6,021,142.75
  6. Step 6: Final answer
    x = 4,701,929.04

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Double scale
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1.5x scale

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.