Home / 6,292,910.40-9,431,200.80-2,919,940.80

Finding the Fourth Proportional to 6,292,910.40, 9,431,200.80 and 2,919,940.80

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Solution

The fourth proportional to 6,292,910.40, 9,431,200.80 and 2,919,940.80 is: 4,376,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292,910.40 : 9,431,200.80 = 2,919,940.80 : x
  2. Step 2: Convert to fraction form
    6,292,910.40/9,431,200.80 = 2,919,940.80/x
  3. Step 3: Cross multiply
    6,292,910.40x = 9,431,200.80 × 2,919,940.80
  4. Step 4: Simplify right side
    6,292,910.40x = 27,538,548,008,912.64
  5. Step 5: Solve for x
    x = 27,538,548,008,912.64/6,292,910.40
  6. Step 6: Final answer
    x = 4,376,122.69

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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.