Home / 13,505,920.84-18,633,082.26-8,862,266.44

Finding the Fourth Proportional to 13,505,920.84, 18,633,082.26 and 8,862,266.44

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Solution

The fourth proportional to 13,505,920.84, 18,633,082.26 and 8,862,266.44 is: 12,226,588.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,505,920.84 : 18,633,082.26 = 8,862,266.44 : x
  2. Step 2: Convert to fraction form
    13,505,920.84/18,633,082.26 = 8,862,266.44/x
  3. Step 3: Cross multiply
    13,505,920.84x = 18,633,082.26 × 8,862,266.44
  4. Step 4: Simplify right side
    13,505,920.84x = 165,131,339,586,557.34
  5. Step 5: Solve for x
    x = 165,131,339,586,557.34/13,505,920.84
  6. Step 6: Final answer
    x = 12,226,588.73

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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.