Home / 13,091,375.20-19,640,153.52-4,115,927.20

Finding the Fourth Proportional to 13,091,375.20, 19,640,153.52 and 4,115,927.20

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Solution

The fourth proportional to 13,091,375.20, 19,640,153.52 and 4,115,927.20 is: 6,174,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,091,375.20 : 19,640,153.52 = 4,115,927.20 : x
  2. Step 2: Convert to fraction form
    13,091,375.20/19,640,153.52 = 4,115,927.20/x
  3. Step 3: Cross multiply
    13,091,375.20x = 19,640,153.52 × 4,115,927.20
  4. Step 4: Simplify right side
    13,091,375.20x = 80,837,442,085,143.75
  5. Step 5: Solve for x
    x = 80,837,442,085,143.75/13,091,375.20
  6. Step 6: Final answer
    x = 6,174,862.52

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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.