Home / 12,195,548.76-18,288,006.30-4,106,350.92

Finding the Fourth Proportional to 12,195,548.76, 18,288,006.30 and 4,106,350.92

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Solution

The fourth proportional to 12,195,548.76, 18,288,006.30 and 4,106,350.92 is: 6,157,736.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195,548.76 : 18,288,006.30 = 4,106,350.92 : x
  2. Step 2: Convert to fraction form
    12,195,548.76/18,288,006.30 = 4,106,350.92/x
  3. Step 3: Cross multiply
    12,195,548.76x = 18,288,006.30 × 4,106,350.92
  4. Step 4: Simplify right side
    12,195,548.76x = 75,096,971,494,970.80
  5. Step 5: Solve for x
    x = 75,096,971,494,970.80/12,195,548.76
  6. Step 6: Final answer
    x = 6,157,736.15

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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.