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Finding the Fourth Proportional to 5,325,773.42, 7,985,331.56 and 2,250,183.02

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Solution

The fourth proportional to 5,325,773.42, 7,985,331.56 and 2,250,183.02 is: 3,373,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,773.42 : 7,985,331.56 = 2,250,183.02 : x
  2. Step 2: Convert to fraction form
    5,325,773.42/7,985,331.56 = 2,250,183.02/x
  3. Step 3: Cross multiply
    5,325,773.42x = 7,985,331.56 × 2,250,183.02
  4. Step 4: Simplify right side
    5,325,773.42x = 17,968,457,434,204.54
  5. Step 5: Solve for x
    x = 17,968,457,434,204.54/5,325,773.42
  6. Step 6: Final answer
    x = 3,373,868.18

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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.