Home / 5,135,454.29-7,086,840.36-2,843,565.77

Finding the Fourth Proportional to 5,135,454.29, 7,086,840.36 and 2,843,565.77

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Solution

The fourth proportional to 5,135,454.29, 7,086,840.36 and 2,843,565.77 is: 3,924,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,454.29 : 7,086,840.36 = 2,843,565.77 : x
  2. Step 2: Convert to fraction form
    5,135,454.29/7,086,840.36 = 2,843,565.77/x
  3. Step 3: Cross multiply
    5,135,454.29x = 7,086,840.36 × 2,843,565.77
  4. Step 4: Simplify right side
    5,135,454.29x = 20,151,896,629,716.28
  5. Step 5: Solve for x
    x = 20,151,896,629,716.28/5,135,454.29
  6. Step 6: Final answer
    x = 3,924,072.83

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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.