Home / 6,383,860.80-9,575,791.20-5,124,148.80

Finding the Fourth Proportional to 6,383,860.80, 9,575,791.20 and 5,124,148.80

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Solution

The fourth proportional to 6,383,860.80, 9,575,791.20 and 5,124,148.80 is: 7,686,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383,860.80 : 9,575,791.20 = 5,124,148.80 : x
  2. Step 2: Convert to fraction form
    6,383,860.80/9,575,791.20 = 5,124,148.80/x
  3. Step 3: Cross multiply
    6,383,860.80x = 9,575,791.20 × 5,124,148.80
  4. Step 4: Simplify right side
    6,383,860.80x = 49,067,778,986,530.55
  5. Step 5: Solve for x
    x = 49,067,778,986,530.55/6,383,860.80
  6. Step 6: Final answer
    x = 7,686,223.20

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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.