Home / 31,694,121.72-47,557,395.69-15,094,520.57

Finding the Fourth Proportional to 31,694,121.72, 47,557,395.69 and 15,094,520.57

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Solution

The fourth proportional to 31,694,121.72, 47,557,395.69 and 15,094,520.57 is: 22,649,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,694,121.72 : 47,557,395.69 = 15,094,520.57 : x
  2. Step 2: Convert to fraction form
    31,694,121.72/47,557,395.69 = 15,094,520.57/x
  3. Step 3: Cross multiply
    31,694,121.72x = 47,557,395.69 × 15,094,520.57
  4. Step 4: Simplify right side
    31,694,121.72x = 717,856,087,349,430
  5. Step 5: Solve for x
    x = 717,856,087,349,430/31,694,121.72
  6. Step 6: Final answer
    x = 22,649,502.44

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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.