Home / 5,811,778.88-8,020,053.06-3,198,038.48

Finding the Fourth Proportional to 5,811,778.88, 8,020,053.06 and 3,198,038.48

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Solution

The fourth proportional to 5,811,778.88, 8,020,053.06 and 3,198,038.48 is: 4,413,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811,778.88 : 8,020,053.06 = 3,198,038.48 : x
  2. Step 2: Convert to fraction form
    5,811,778.88/8,020,053.06 = 3,198,038.48/x
  3. Step 3: Cross multiply
    5,811,778.88x = 8,020,053.06 × 3,198,038.48
  4. Step 4: Simplify right side
    5,811,778.88x = 25,648,438,297,521.75
  5. Step 5: Solve for x
    x = 25,648,438,297,521.75/5,811,778.88
  6. Step 6: Final answer
    x = 4,413,182.06

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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.