Home / 12,136,503.20-18,204,754.80-4,944,116.30

Finding the Fourth Proportional to 12,136,503.20, 18,204,754.80 and 4,944,116.30

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Solution

The fourth proportional to 12,136,503.20, 18,204,754.80 and 4,944,116.30 is: 7,416,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136,503.20 : 18,204,754.80 = 4,944,116.30 : x
  2. Step 2: Convert to fraction form
    12,136,503.20/18,204,754.80 = 4,944,116.30/x
  3. Step 3: Cross multiply
    12,136,503.20x = 18,204,754.80 × 4,944,116.30
  4. Step 4: Simplify right side
    12,136,503.20x = 90,006,424,944,183.23
  5. Step 5: Solve for x
    x = 90,006,424,944,183.23/12,136,503.20
  6. Step 6: Final answer
    x = 7,416,174.45

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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.