Home / 5,134,930.64-7,086,425.52-2,843,091.20

Finding the Fourth Proportional to 5,134,930.64, 7,086,425.52 and 2,843,091.20

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Solution

The fourth proportional to 5,134,930.64, 7,086,425.52 and 2,843,091.20 is: 3,923,588.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,930.64 : 7,086,425.52 = 2,843,091.20 : x
  2. Step 2: Convert to fraction form
    5,134,930.64/7,086,425.52 = 2,843,091.20/x
  3. Step 3: Cross multiply
    5,134,930.64x = 7,086,425.52 × 2,843,091.20
  4. Step 4: Simplify right side
    5,134,930.64x = 20,147,354,035,367.43
  5. Step 5: Solve for x
    x = 20,147,354,035,367.43/5,134,930.64
  6. Step 6: Final answer
    x = 3,923,588.35

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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.