Home / 12,186,824.22-18,274,426.20-4,510,123.74

Finding the Fourth Proportional to 12,186,824.22, 18,274,426.20 and 4,510,123.74

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Solution

The fourth proportional to 12,186,824.22, 18,274,426.20 and 4,510,123.74 is: 6,763,035.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,186,824.22 : 18,274,426.20 = 4,510,123.74 : x
  2. Step 2: Convert to fraction form
    12,186,824.22/18,274,426.20 = 4,510,123.74/x
  3. Step 3: Cross multiply
    12,186,824.22x = 18,274,426.20 × 4,510,123.74
  4. Step 4: Simplify right side
    12,186,824.22x = 82,419,923,439,497.98
  5. Step 5: Solve for x
    x = 82,419,923,439,497.98/12,186,824.22
  6. Step 6: Final answer
    x = 6,763,035.39

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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.