Home / 12,180,893.11-18,273,644.07-4,894,920.05

Finding the Fourth Proportional to 12,180,893.11, 18,273,644.07 and 4,894,920.05

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Solution

The fourth proportional to 12,180,893.11, 18,273,644.07 and 4,894,920.05 is: 7,343,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,180,893.11 : 18,273,644.07 = 4,894,920.05 : x
  2. Step 2: Convert to fraction form
    12,180,893.11/18,273,644.07 = 4,894,920.05/x
  3. Step 3: Cross multiply
    12,180,893.11x = 18,273,644.07 × 4,894,920.05
  4. Step 4: Simplify right side
    12,180,893.11x = 89,448,026,635,082.44
  5. Step 5: Solve for x
    x = 89,448,026,635,082.44/12,180,893.11
  6. Step 6: Final answer
    x = 7,343,306.10

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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.