Home / 5,811,788.88-8,020,066.86-3,198,048.48

Finding the Fourth Proportional to 5,811,788.88, 8,020,066.86 and 3,198,048.48

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Solution

The fourth proportional to 5,811,788.88, 8,020,066.86 and 3,198,048.48 is: 4,413,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811,788.88 : 8,020,066.86 = 3,198,048.48 : x
  2. Step 2: Convert to fraction form
    5,811,788.88/8,020,066.86 = 3,198,048.48/x
  3. Step 3: Cross multiply
    5,811,788.88x = 8,020,066.86 × 3,198,048.48
  4. Step 4: Simplify right side
    5,811,788.88x = 25,648,562,631,121.38
  5. Step 5: Solve for x
    x = 25,648,562,631,121.38/5,811,788.88
  6. Step 6: Final answer
    x = 4,413,195.86

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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.