Home / 5,213,849.35-7,195,109.37-2,890,735.59

Finding the Fourth Proportional to 5,213,849.35, 7,195,109.37 and 2,890,735.59

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Solution

The fourth proportional to 5,213,849.35, 7,195,109.37 and 2,890,735.59 is: 3,989,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,849.35 : 7,195,109.37 = 2,890,735.59 : x
  2. Step 2: Convert to fraction form
    5,213,849.35/7,195,109.37 = 2,890,735.59/x
  3. Step 3: Cross multiply
    5,213,849.35x = 7,195,109.37 × 2,890,735.59
  4. Step 4: Simplify right side
    5,213,849.35x = 20,799,158,766,268.22
  5. Step 5: Solve for x
    x = 20,799,158,766,268.22/5,213,849.35
  6. Step 6: Final answer
    x = 3,989,213.61

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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.