Home / 29,129,940.72-43,700,548.20-11,177,648.88

Finding the Fourth Proportional to 29,129,940.72, 43,700,548.20 and 11,177,648.88

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Solution

The fourth proportional to 29,129,940.72, 43,700,548.20 and 11,177,648.88 is: 16,768,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,940.72 : 43,700,548.20 = 11,177,648.88 : x
  2. Step 2: Convert to fraction form
    29,129,940.72/43,700,548.20 = 11,177,648.88/x
  3. Step 3: Cross multiply
    29,129,940.72x = 43,700,548.20 × 11,177,648.88
  4. Step 4: Simplify right side
    29,129,940.72x = 488,469,383,643,116.06
  5. Step 5: Solve for x
    x = 488,469,383,643,116.06/29,129,940.72
  6. Step 6: Final answer
    x = 16,768,636.38

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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.