Home / 28,965,228.44-39,972,440.24-15,734,654.16

Finding the Fourth Proportional to 28,965,228.44, 39,972,440.24 and 15,734,654.16

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Solution

The fourth proportional to 28,965,228.44, 39,972,440.24 and 15,734,654.16 is: 21,714,053.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,965,228.44 : 39,972,440.24 = 15,734,654.16 : x
  2. Step 2: Convert to fraction form
    28,965,228.44/39,972,440.24 = 15,734,654.16/x
  3. Step 3: Cross multiply
    28,965,228.44x = 39,972,440.24 × 15,734,654.16
  4. Step 4: Simplify right side
    28,965,228.44x = 628,952,523,107,667.38
  5. Step 5: Solve for x
    x = 628,952,523,107,667.38/28,965,228.44
  6. Step 6: Final answer
    x = 21,714,053.61

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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.