Home / 8,149,720.80-12,224,581.20-4,907,930.70

Finding the Fourth Proportional to 8,149,720.80, 12,224,581.20 and 4,907,930.70

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Solution

The fourth proportional to 8,149,720.80, 12,224,581.20 and 4,907,930.70 is: 7,361,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,720.80 : 12,224,581.20 = 4,907,930.70 : x
  2. Step 2: Convert to fraction form
    8,149,720.80/12,224,581.20 = 4,907,930.70/x
  3. Step 3: Cross multiply
    8,149,720.80x = 12,224,581.20 × 4,907,930.70
  4. Step 4: Simplify right side
    8,149,720.80x = 59,997,397,366,122.84
  5. Step 5: Solve for x
    x = 59,997,397,366,122.84/8,149,720.80
  6. Step 6: Final answer
    x = 7,361,896.05

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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.