Home / 13,951,479.06-19,253,049.06-8,071,938.54

Finding the Fourth Proportional to 13,951,479.06, 19,253,049.06 and 8,071,938.54

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Solution

The fourth proportional to 13,951,479.06, 19,253,049.06 and 8,071,938.54 is: 11,139,279.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951,479.06 : 19,253,049.06 = 8,071,938.54 : x
  2. Step 2: Convert to fraction form
    13,951,479.06/19,253,049.06 = 8,071,938.54/x
  3. Step 3: Cross multiply
    13,951,479.06x = 19,253,049.06 × 8,071,938.54
  4. Step 4: Simplify right side
    13,951,479.06x = 155,409,428,719,924.75
  5. Step 5: Solve for x
    x = 155,409,428,719,924.75/13,951,479.06
  6. Step 6: Final answer
    x = 11,139,279.79

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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.