Home / 12,079,238.46-18,118,857.66-4,403,458.95

Finding the Fourth Proportional to 12,079,238.46, 18,118,857.66 and 4,403,458.95

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Solution

The fourth proportional to 12,079,238.46, 18,118,857.66 and 4,403,458.95 is: 6,605,188.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079,238.46 : 18,118,857.66 = 4,403,458.95 : x
  2. Step 2: Convert to fraction form
    12,079,238.46/18,118,857.66 = 4,403,458.95/x
  3. Step 3: Cross multiply
    12,079,238.46x = 18,118,857.66 × 4,403,458.95
  4. Step 4: Simplify right side
    12,079,238.46x = 79,785,645,926,703.06
  5. Step 5: Solve for x
    x = 79,785,645,926,703.06/12,079,238.46
  6. Step 6: Final answer
    x = 6,605,188.41

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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.