Home / 13,306,138.58-18,361,717.26-7,504,573.52

Finding the Fourth Proportional to 13,306,138.58, 18,361,717.26 and 7,504,573.52

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Solution

The fourth proportional to 13,306,138.58, 18,361,717.26 and 7,504,573.52 is: 10,355,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,138.58 : 18,361,717.26 = 7,504,573.52 : x
  2. Step 2: Convert to fraction form
    13,306,138.58/18,361,717.26 = 7,504,573.52/x
  3. Step 3: Cross multiply
    13,306,138.58x = 18,361,717.26 × 7,504,573.52
  4. Step 4: Simplify right side
    13,306,138.58x = 137,796,857,131,122.95
  5. Step 5: Solve for x
    x = 137,796,857,131,122.95/13,306,138.58
  6. Step 6: Final answer
    x = 10,355,886.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.