Home / 5,340,022.31-7,369,078.90-3,134,849.71

Finding the Fourth Proportional to 5,340,022.31, 7,369,078.90 and 3,134,849.71

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Solution

The fourth proportional to 5,340,022.31, 7,369,078.90 and 3,134,849.71 is: 4,326,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340,022.31 : 7,369,078.90 = 3,134,849.71 : x
  2. Step 2: Convert to fraction form
    5,340,022.31/7,369,078.90 = 3,134,849.71/x
  3. Step 3: Cross multiply
    5,340,022.31x = 7,369,078.90 × 3,134,849.71
  4. Step 4: Simplify right side
    5,340,022.31x = 23,100,954,852,632.12
  5. Step 5: Solve for x
    x = 23,100,954,852,632.12/5,340,022.31
  6. Step 6: Final answer
    x = 4,326,003.43

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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.