Home / 10,640,132.08-15,962,442.23-3,451,107.69

Finding the Fourth Proportional to 10,640,132.08, 15,962,442.23 and 3,451,107.69

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Solution

The fourth proportional to 10,640,132.08, 15,962,442.23 and 3,451,107.69 is: 5,177,389.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,132.08 : 15,962,442.23 = 3,451,107.69 : x
  2. Step 2: Convert to fraction form
    10,640,132.08/15,962,442.23 = 3,451,107.69/x
  3. Step 3: Cross multiply
    10,640,132.08x = 15,962,442.23 × 3,451,107.69
  4. Step 4: Simplify right side
    10,640,132.08x = 55,088,107,139,761.52
  5. Step 5: Solve for x
    x = 55,088,107,139,761.52/10,640,132.08
  6. Step 6: Final answer
    x = 5,177,389.41

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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.