Home / 8,649,412.80-11,936,438.84-4,782,183.64

Finding the Fourth Proportional to 8,649,412.80, 11,936,438.84 and 4,782,183.64

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Solution

The fourth proportional to 8,649,412.80, 11,936,438.84 and 4,782,183.64 is: 6,599,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,412.80 : 11,936,438.84 = 4,782,183.64 : x
  2. Step 2: Convert to fraction form
    8,649,412.80/11,936,438.84 = 4,782,183.64/x
  3. Step 3: Cross multiply
    8,649,412.80x = 11,936,438.84 × 4,782,183.64
  4. Step 4: Simplify right side
    8,649,412.80x = 57,082,242,540,508.57
  5. Step 5: Solve for x
    x = 57,082,242,540,508.57/8,649,412.80
  6. Step 6: Final answer
    x = 6,599,551.19

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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.