Home / 12,479,506.92-17,221,833.36-7,322,954.04

Finding the Fourth Proportional to 12,479,506.92, 17,221,833.36 and 7,322,954.04

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Solution

The fourth proportional to 12,479,506.92, 17,221,833.36 and 7,322,954.04 is: 10,105,743.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,506.92 : 17,221,833.36 = 7,322,954.04 : x
  2. Step 2: Convert to fraction form
    12,479,506.92/17,221,833.36 = 7,322,954.04/x
  3. Step 3: Cross multiply
    12,479,506.92x = 17,221,833.36 × 7,322,954.04
  4. Step 4: Simplify right side
    12,479,506.92x = 126,114,694,179,818.77
  5. Step 5: Solve for x
    x = 126,114,694,179,818.77/12,479,506.92
  6. Step 6: Final answer
    x = 10,105,743.36

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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.