Home / 5,134,957.64-7,086,462.88-2,843,118.32

Finding the Fourth Proportional to 5,134,957.64, 7,086,462.88 and 2,843,118.32

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Solution

The fourth proportional to 5,134,957.64, 7,086,462.88 and 2,843,118.32 is: 3,923,625.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,957.64 : 7,086,462.88 = 2,843,118.32 : x
  2. Step 2: Convert to fraction form
    5,134,957.64/7,086,462.88 = 2,843,118.32/x
  3. Step 3: Cross multiply
    5,134,957.64x = 7,086,462.88 × 2,843,118.32
  4. Step 4: Simplify right side
    5,134,957.64x = 20,147,652,438,127.96
  5. Step 5: Solve for x
    x = 20,147,652,438,127.96/5,134,957.64
  6. Step 6: Final answer
    x = 3,923,625.83

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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.