Home / 7,629,974.72-10,526,760.98-4,728,306.86

Finding the Fourth Proportional to 7,629,974.72, 10,526,760.98 and 4,728,306.86

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Solution

The fourth proportional to 7,629,974.72, 10,526,760.98 and 4,728,306.86 is: 6,523,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629,974.72 : 10,526,760.98 = 4,728,306.86 : x
  2. Step 2: Convert to fraction form
    7,629,974.72/10,526,760.98 = 4,728,306.86/x
  3. Step 3: Cross multiply
    7,629,974.72x = 10,526,760.98 × 4,728,306.86
  4. Step 4: Simplify right side
    7,629,974.72x = 49,773,756,155,314.33
  5. Step 5: Solve for x
    x = 49,773,756,155,314.33/7,629,974.72
  6. Step 6: Final answer
    x = 6,523,449.68

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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.