Home / 10,640,160.72-15,962,483.88-3,451,135.32

Finding the Fourth Proportional to 10,640,160.72, 15,962,483.88 and 3,451,135.32

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Solution

The fourth proportional to 10,640,160.72, 15,962,483.88 and 3,451,135.32 is: 5,177,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,160.72 : 15,962,483.88 = 3,451,135.32 : x
  2. Step 2: Convert to fraction form
    10,640,160.72/15,962,483.88 = 3,451,135.32/x
  3. Step 3: Cross multiply
    10,640,160.72x = 15,962,483.88 × 3,451,135.32
  4. Step 4: Simplify right side
    10,640,160.72x = 55,088,691,913,198.64
  5. Step 5: Solve for x
    x = 55,088,691,913,198.64/10,640,160.72
  6. Step 6: Final answer
    x = 5,177,430.43

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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.