Home / 13,792,976.49-20,691,182.34-4,694,374.92

Finding the Fourth Proportional to 13,792,976.49, 20,691,182.34 and 4,694,374.92

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Solution

The fourth proportional to 13,792,976.49, 20,691,182.34 and 4,694,374.92 is: 7,042,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792,976.49 : 20,691,182.34 = 4,694,374.92 : x
  2. Step 2: Convert to fraction form
    13,792,976.49/20,691,182.34 = 4,694,374.92/x
  3. Step 3: Cross multiply
    13,792,976.49x = 20,691,182.34 × 4,694,374.92
  4. Step 4: Simplify right side
    13,792,976.49x = 97,132,167,442,042.91
  5. Step 5: Solve for x
    x = 97,132,167,442,042.91/13,792,976.49
  6. Step 6: Final answer
    x = 7,042,146.96

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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.