Home / 10,640,129.83-15,962,438.85-3,451,105.44

Finding the Fourth Proportional to 10,640,129.83, 15,962,438.85 and 3,451,105.44

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Solution

The fourth proportional to 10,640,129.83, 15,962,438.85 and 3,451,105.44 is: 5,177,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,129.83 : 15,962,438.85 = 3,451,105.44 : x
  2. Step 2: Convert to fraction form
    10,640,129.83/15,962,438.85 = 3,451,105.44/x
  3. Step 3: Cross multiply
    10,640,129.83x = 15,962,438.85 × 3,451,105.44
  4. Step 4: Simplify right side
    10,640,129.83x = 55,088,059,537,960.70
  5. Step 5: Solve for x
    x = 55,088,059,537,960.70/10,640,129.83
  6. Step 6: Final answer
    x = 5,177,386.03

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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.