Home / 6,128,211.24-9,179,891.88-2,840,945.28

Finding the Fourth Proportional to 6,128,211.24, 9,179,891.88 and 2,840,945.28

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Solution

The fourth proportional to 6,128,211.24, 9,179,891.88 and 2,840,945.28 is: 4,255,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,211.24 : 9,179,891.88 = 2,840,945.28 : x
  2. Step 2: Convert to fraction form
    6,128,211.24/9,179,891.88 = 2,840,945.28/x
  3. Step 3: Cross multiply
    6,128,211.24x = 9,179,891.88 × 2,840,945.28
  4. Step 4: Simplify right side
    6,128,211.24x = 26,079,570,507,396.33
  5. Step 5: Solve for x
    x = 26,079,570,507,396.33/6,128,211.24
  6. Step 6: Final answer
    x = 4,255,657.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.