Home / 5,147,059.66-7,103,793.90-2,855,958.46

Finding the Fourth Proportional to 5,147,059.66, 7,103,793.90 and 2,855,958.46

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Solution

The fourth proportional to 5,147,059.66, 7,103,793.90 and 2,855,958.46 is: 3,941,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,059.66 : 7,103,793.90 = 2,855,958.46 : x
  2. Step 2: Convert to fraction form
    5,147,059.66/7,103,793.90 = 2,855,958.46/x
  3. Step 3: Cross multiply
    5,147,059.66x = 7,103,793.90 × 2,855,958.46
  4. Step 4: Simplify right side
    5,147,059.66x = 20,288,140,286,801.39
  5. Step 5: Solve for x
    x = 20,288,140,286,801.39/5,147,059.66
  6. Step 6: Final answer
    x = 3,941,695.19

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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.