Home / 12,198,356.15-18,297,505.06-6,733,188.95

Finding the Fourth Proportional to 12,198,356.15, 18,297,505.06 and 6,733,188.95

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Solution

The fourth proportional to 12,198,356.15, 18,297,505.06 and 6,733,188.95 is: 10,099,767.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198,356.15 : 18,297,505.06 = 6,733,188.95 : x
  2. Step 2: Convert to fraction form
    12,198,356.15/18,297,505.06 = 6,733,188.95/x
  3. Step 3: Cross multiply
    12,198,356.15x = 18,297,505.06 × 6,733,188.95
  4. Step 4: Simplify right side
    12,198,356.15x = 123,200,558,774,240.61
  5. Step 5: Solve for x
    x = 123,200,558,774,240.61/12,198,356.15
  6. Step 6: Final answer
    x = 10,099,767.32

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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.