Home / 12,545,545.44-18,818,524.44-3,447,586.20

Finding the Fourth Proportional to 12,545,545.44, 18,818,524.44 and 3,447,586.20

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Solution

The fourth proportional to 12,545,545.44, 18,818,524.44 and 3,447,586.20 is: 5,171,435.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,545,545.44 : 18,818,524.44 = 3,447,586.20 : x
  2. Step 2: Convert to fraction form
    12,545,545.44/18,818,524.44 = 3,447,586.20/x
  3. Step 3: Cross multiply
    12,545,545.44x = 18,818,524.44 × 3,447,586.20
  4. Step 4: Simplify right side
    12,545,545.44x = 64,878,485,163,706.73
  5. Step 5: Solve for x
    x = 64,878,485,163,706.73/12,545,545.44
  6. Step 6: Final answer
    x = 5,171,435.99

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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.