Home / 28,738,760.64-43,070,815.84-11,679,581.76

Finding the Fourth Proportional to 28,738,760.64, 43,070,815.84 and 11,679,581.76

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Solution

The fourth proportional to 28,738,760.64, 43,070,815.84 and 11,679,581.76 is: 17,504,203.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,738,760.64 : 43,070,815.84 = 11,679,581.76 : x
  2. Step 2: Convert to fraction form
    28,738,760.64/43,070,815.84 = 11,679,581.76/x
  3. Step 3: Cross multiply
    28,738,760.64x = 43,070,815.84 × 11,679,581.76
  4. Step 4: Simplify right side
    28,738,760.64x = 503,049,115,073,183.12
  5. Step 5: Solve for x
    x = 503,049,115,073,183.12/28,738,760.64
  6. Step 6: Final answer
    x = 17,504,203.52

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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.