Home / 31,651,120.72-47,470,037.98-8,926,703.56

Finding the Fourth Proportional to 31,651,120.72, 47,470,037.98 and 8,926,703.56

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Solution

The fourth proportional to 31,651,120.72, 47,470,037.98 and 8,926,703.56 is: 13,388,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,651,120.72 : 47,470,037.98 = 8,926,703.56 : x
  2. Step 2: Convert to fraction form
    31,651,120.72/47,470,037.98 = 8,926,703.56/x
  3. Step 3: Cross multiply
    31,651,120.72x = 47,470,037.98 × 8,926,703.56
  4. Step 4: Simplify right side
    31,651,120.72x = 423,750,957,029,401.19
  5. Step 5: Solve for x
    x = 423,750,957,029,401.19/31,651,120.72
  6. Step 6: Final answer
    x = 13,388,181.76

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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.