Home / 6,939,200.80-10,413,466.80-3,906,560.80

Finding the Fourth Proportional to 6,939,200.80, 10,413,466.80 and 3,906,560.80

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Solution

The fourth proportional to 6,939,200.80, 10,413,466.80 and 3,906,560.80 is: 5,862,467.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,200.80 : 10,413,466.80 = 3,906,560.80 : x
  2. Step 2: Convert to fraction form
    6,939,200.80/10,413,466.80 = 3,906,560.80/x
  3. Step 3: Cross multiply
    6,939,200.80x = 10,413,466.80 × 3,906,560.80
  4. Step 4: Simplify right side
    6,939,200.80x = 40,680,841,192,981.44
  5. Step 5: Solve for x
    x = 40,680,841,192,981.44/6,939,200.80
  6. Step 6: Final answer
    x = 5,862,467.79

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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.