Home / 5,551,440.42-7,662,616.90-3,228,879.24

Finding the Fourth Proportional to 5,551,440.42, 7,662,616.90 and 3,228,879.24

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Solution

The fourth proportional to 5,551,440.42, 7,662,616.90 and 3,228,879.24 is: 4,456,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551,440.42 : 7,662,616.90 = 3,228,879.24 : x
  2. Step 2: Convert to fraction form
    5,551,440.42/7,662,616.90 = 3,228,879.24/x
  3. Step 3: Cross multiply
    5,551,440.42x = 7,662,616.90 × 3,228,879.24
  4. Step 4: Simplify right side
    5,551,440.42x = 24,741,664,632,483.16
  5. Step 5: Solve for x
    x = 24,741,664,632,483.16/5,551,440.42
  6. Step 6: Final answer
    x = 4,456,800.90

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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.