Home / 5,432,825.70-8,149,238.55-3,519,638.10

Finding the Fourth Proportional to 5,432,825.70, 8,149,238.55 and 3,519,638.10

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Solution

The fourth proportional to 5,432,825.70, 8,149,238.55 and 3,519,638.10 is: 5,279,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,825.70 : 8,149,238.55 = 3,519,638.10 : x
  2. Step 2: Convert to fraction form
    5,432,825.70/8,149,238.55 = 3,519,638.10/x
  3. Step 3: Cross multiply
    5,432,825.70x = 8,149,238.55 × 3,519,638.10
  4. Step 4: Simplify right side
    5,432,825.70x = 28,682,370,486,568.75
  5. Step 5: Solve for x
    x = 28,682,370,486,568.75/5,432,825.70
  6. Step 6: Final answer
    x = 5,279,457.15

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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.