Home / 22,459,299.68-30,993,926.94-12,146,022.78

Finding the Fourth Proportional to 22,459,299.68, 30,993,926.94 and 12,146,022.78

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Solution

The fourth proportional to 22,459,299.68, 30,993,926.94 and 12,146,022.78 is: 16,761,561.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,459,299.68 : 30,993,926.94 = 12,146,022.78 : x
  2. Step 2: Convert to fraction form
    22,459,299.68/30,993,926.94 = 12,146,022.78/x
  3. Step 3: Cross multiply
    22,459,299.68x = 30,993,926.94 × 12,146,022.78
  4. Step 4: Simplify right side
    22,459,299.68x = 376,452,942,538,668.44
  5. Step 5: Solve for x
    x = 376,452,942,538,668.44/22,459,299.68
  6. Step 6: Final answer
    x = 16,761,561.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.