Home / 9,531,467.24-13,153,512.85-5,180,563.78

Finding the Fourth Proportional to 9,531,467.24, 13,153,512.85 and 5,180,563.78

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Solution

The fourth proportional to 9,531,467.24, 13,153,512.85 and 5,180,563.78 is: 7,149,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531,467.24 : 13,153,512.85 = 5,180,563.78 : x
  2. Step 2: Convert to fraction form
    9,531,467.24/13,153,512.85 = 5,180,563.78/x
  3. Step 3: Cross multiply
    9,531,467.24x = 13,153,512.85 × 5,180,563.78
  4. Step 4: Simplify right side
    9,531,467.24x = 68,142,612,204,639.38
  5. Step 5: Solve for x
    x = 68,142,612,204,639.38/9,531,467.24
  6. Step 6: Final answer
    x = 7,149,225.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.