Home / 11,123,266.70-16,684,900.05-3,942,908.30

Finding the Fourth Proportional to 11,123,266.70, 16,684,900.05 and 3,942,908.30

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Solution

The fourth proportional to 11,123,266.70, 16,684,900.05 and 3,942,908.30 is: 5,914,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123,266.70 : 16,684,900.05 = 3,942,908.30 : x
  2. Step 2: Convert to fraction form
    11,123,266.70/16,684,900.05 = 3,942,908.30/x
  3. Step 3: Cross multiply
    11,123,266.70x = 16,684,900.05 × 3,942,908.30
  4. Step 4: Simplify right side
    11,123,266.70x = 65,787,030,891,815.41
  5. Step 5: Solve for x
    x = 65,787,030,891,815.41/11,123,266.70
  6. Step 6: Final answer
    x = 5,914,362.45

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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.