Home / 12,151,277.70-18,226,916.55-11,227,488.90

Finding the Fourth Proportional to 12,151,277.70, 18,226,916.55 and 11,227,488.90

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Solution

The fourth proportional to 12,151,277.70, 18,226,916.55 and 11,227,488.90 is: 16,841,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,277.70 : 18,226,916.55 = 11,227,488.90 : x
  2. Step 2: Convert to fraction form
    12,151,277.70/18,226,916.55 = 11,227,488.90/x
  3. Step 3: Cross multiply
    12,151,277.70x = 18,226,916.55 × 11,227,488.90
  4. Step 4: Simplify right side
    12,151,277.70x = 204,642,503,246,351.31
  5. Step 5: Solve for x
    x = 204,642,503,246,351.31/12,151,277.70
  6. Step 6: Final answer
    x = 16,841,233.35

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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.