Home / 11,321,436.72-15,623,113.44-6,164,785.92

Finding the Fourth Proportional to 11,321,436.72, 15,623,113.44 and 6,164,785.92

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Solution

The fourth proportional to 11,321,436.72, 15,623,113.44 and 6,164,785.92 is: 8,507,149.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,436.72 : 15,623,113.44 = 6,164,785.92 : x
  2. Step 2: Convert to fraction form
    11,321,436.72/15,623,113.44 = 6,164,785.92/x
  3. Step 3: Cross multiply
    11,321,436.72x = 15,623,113.44 × 6,164,785.92
  4. Step 4: Simplify right side
    11,321,436.72x = 96,313,149,761,474.77
  5. Step 5: Solve for x
    x = 96,313,149,761,474.77/11,321,436.72
  6. Step 6: Final answer
    x = 8,507,149.06

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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.