Home / 25,330,921.02-34,956,731.79-13,728,481.83

Finding the Fourth Proportional to 25,330,921.02, 34,956,731.79 and 13,728,481.83

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Solution

The fourth proportional to 25,330,921.02, 34,956,731.79 and 13,728,481.83 is: 18,945,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330,921.02 : 34,956,731.79 = 13,728,481.83 : x
  2. Step 2: Convert to fraction form
    25,330,921.02/34,956,731.79 = 13,728,481.83/x
  3. Step 3: Cross multiply
    25,330,921.02x = 34,956,731.79 × 13,728,481.83
  4. Step 4: Simplify right side
    25,330,921.02x = 479,902,857,215,198.38
  5. Step 5: Solve for x
    x = 479,902,857,215,198.38/25,330,921.02
  6. Step 6: Final answer
    x = 18,945,337.87

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1.5x scale

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.