Home / 7,999,318.42-11,039,052.28-4,515,390.55

Finding the Fourth Proportional to 7,999,318.42, 11,039,052.28 and 4,515,390.55

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Solution

The fourth proportional to 7,999,318.42, 11,039,052.28 and 4,515,390.55 is: 6,231,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,318.42 : 11,039,052.28 = 4,515,390.55 : x
  2. Step 2: Convert to fraction form
    7,999,318.42/11,039,052.28 = 4,515,390.55/x
  3. Step 3: Cross multiply
    7,999,318.42x = 11,039,052.28 × 4,515,390.55
  4. Step 4: Simplify right side
    7,999,318.42x = 49,845,632,346,067.95
  5. Step 5: Solve for x
    x = 49,845,632,346,067.95/7,999,318.42
  6. Step 6: Final answer
    x = 6,231,234.93

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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.