Home / 13,721,791.43-20,584,585.74-4,626,490.37

Finding the Fourth Proportional to 13,721,791.43, 20,584,585.74 and 4,626,490.37

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Solution

The fourth proportional to 13,721,791.43, 20,584,585.74 and 4,626,490.37 is: 6,940,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,721,791.43 : 20,584,585.74 = 4,626,490.37 : x
  2. Step 2: Convert to fraction form
    13,721,791.43/20,584,585.74 = 4,626,490.37/x
  3. Step 3: Cross multiply
    13,721,791.43x = 20,584,585.74 × 4,626,490.37
  4. Step 4: Simplify right side
    13,721,791.43x = 95,234,387,584,956.34
  5. Step 5: Solve for x
    x = 95,234,387,584,956.34/13,721,791.43
  6. Step 6: Final answer
    x = 6,940,375.68

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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.