Home / 5,431,720.20-8,147,580.30-2,735,003.40

Finding the Fourth Proportional to 5,431,720.20, 8,147,580.30 and 2,735,003.40

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Solution

The fourth proportional to 5,431,720.20, 8,147,580.30 and 2,735,003.40 is: 4,102,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,720.20 : 8,147,580.30 = 2,735,003.40 : x
  2. Step 2: Convert to fraction form
    5,431,720.20/8,147,580.30 = 2,735,003.40/x
  3. Step 3: Cross multiply
    5,431,720.20x = 8,147,580.30 × 2,735,003.40
  4. Step 4: Simplify right side
    5,431,720.20x = 22,283,659,822,273.02
  5. Step 5: Solve for x
    x = 22,283,659,822,273.02/5,431,720.20
  6. Step 6: Final answer
    x = 4,102,505.10

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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.