Home / 25,961,620.50-38,934,148.83-8,918,183.70

Finding the Fourth Proportional to 25,961,620.50, 38,934,148.83 and 8,918,183.70

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Solution

The fourth proportional to 25,961,620.50, 38,934,148.83 and 8,918,183.70 is: 13,374,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,961,620.50 : 38,934,148.83 = 8,918,183.70 : x
  2. Step 2: Convert to fraction form
    25,961,620.50/38,934,148.83 = 8,918,183.70/x
  3. Step 3: Cross multiply
    25,961,620.50x = 38,934,148.83 × 8,918,183.70
  4. Step 4: Simplify right side
    25,961,620.50x = 347,221,891,469,080
  5. Step 5: Solve for x
    x = 347,221,891,469,080/25,961,620.50
  6. Step 6: Final answer
    x = 13,374,430.59

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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.