Home / 31,915,183.72-47,879,501-10,348,103.56

Finding the Fourth Proportional to 31,915,183.72, 47,879,501 and 10,348,103.56

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Solution

The fourth proportional to 31,915,183.72, 47,879,501 and 10,348,103.56 is: 15,524,335.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,915,183.72 : 47,879,501 = 10,348,103.56 : x
  2. Step 2: Convert to fraction form
    31,915,183.72/47,879,501 = 10,348,103.56/x
  3. Step 3: Cross multiply
    31,915,183.72x = 47,879,501 × 10,348,103.56
  4. Step 4: Simplify right side
    31,915,183.72x = 495,462,034,749,123.56
  5. Step 5: Solve for x
    x = 495,462,034,749,123.56/31,915,183.72
  6. Step 6: Final answer
    x = 15,524,335.97

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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.