Home / 31,915,163.88-47,879,471.34-10,348,083.83

Finding the Fourth Proportional to 31,915,163.88, 47,879,471.34 and 10,348,083.83

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Solution

The fourth proportional to 31,915,163.88, 47,879,471.34 and 10,348,083.83 is: 15,524,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,915,163.88 : 47,879,471.34 = 10,348,083.83 : x
  2. Step 2: Convert to fraction form
    31,915,163.88/47,879,471.34 = 10,348,083.83/x
  3. Step 3: Cross multiply
    31,915,163.88x = 47,879,471.34 × 10,348,083.83
  4. Step 4: Simplify right side
    31,915,163.88x = 495,460,782,923,005.06
  5. Step 5: Solve for x
    x = 495,460,782,923,005.06/31,915,163.88
  6. Step 6: Final answer
    x = 15,524,306.40

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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.