Home / 5,079,464.28-7,009,660.71-3,042,273.78

Finding the Fourth Proportional to 5,079,464.28, 7,009,660.71 and 3,042,273.78

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Solution

The fourth proportional to 5,079,464.28, 7,009,660.71 and 3,042,273.78 is: 4,198,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,464.28 : 7,009,660.71 = 3,042,273.78 : x
  2. Step 2: Convert to fraction form
    5,079,464.28/7,009,660.71 = 3,042,273.78/x
  3. Step 3: Cross multiply
    5,079,464.28x = 7,009,660.71 × 3,042,273.78
  4. Step 4: Simplify right side
    5,079,464.28x = 21,325,306,984,729.18
  5. Step 5: Solve for x
    x = 21,325,306,984,729.18/5,079,464.28
  6. Step 6: Final answer
    x = 4,198,337.82

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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.