Home / 5,091,139.24-7,025,797.86-2,799,447.40

Finding the Fourth Proportional to 5,091,139.24, 7,025,797.86 and 2,799,447.40

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Solution

The fourth proportional to 5,091,139.24, 7,025,797.86 and 2,799,447.40 is: 3,863,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,139.24 : 7,025,797.86 = 2,799,447.40 : x
  2. Step 2: Convert to fraction form
    5,091,139.24/7,025,797.86 = 2,799,447.40/x
  3. Step 3: Cross multiply
    5,091,139.24x = 7,025,797.86 × 2,799,447.40
  4. Step 4: Simplify right side
    5,091,139.24x = 19,668,351,552,102.56
  5. Step 5: Solve for x
    x = 19,668,351,552,102.56/5,091,139.24
  6. Step 6: Final answer
    x = 3,863,251.55

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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.