Home / 7,540,591.86-10,407,084.12-4,278,214.80

Finding the Fourth Proportional to 7,540,591.86, 10,407,084.12 and 4,278,214.80

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Solution

The fourth proportional to 7,540,591.86, 10,407,084.12 and 4,278,214.80 is: 5,904,542.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540,591.86 : 10,407,084.12 = 4,278,214.80 : x
  2. Step 2: Convert to fraction form
    7,540,591.86/10,407,084.12 = 4,278,214.80/x
  3. Step 3: Cross multiply
    7,540,591.86x = 10,407,084.12 × 4,278,214.80
  4. Step 4: Simplify right side
    7,540,591.86x = 44,523,741,307,028.97
  5. Step 5: Solve for x
    x = 44,523,741,307,028.97/7,540,591.86
  6. Step 6: Final answer
    x = 5,904,542.00

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.