Home / 29,219,471.82-43,829,171.28-11,719,928.88

Finding the Fourth Proportional to 29,219,471.82, 43,829,171.28 and 11,719,928.88

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Solution

The fourth proportional to 29,219,471.82, 43,829,171.28 and 11,719,928.88 is: 17,579,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219,471.82 : 43,829,171.28 = 11,719,928.88 : x
  2. Step 2: Convert to fraction form
    29,219,471.82/43,829,171.28 = 11,719,928.88/x
  3. Step 3: Cross multiply
    29,219,471.82x = 43,829,171.28 × 11,719,928.88
  4. Step 4: Simplify right side
    29,219,471.82x = 513,674,770,270,938.62
  5. Step 5: Solve for x
    x = 513,674,770,270,938.62/29,219,471.82
  6. Step 6: Final answer
    x = 17,579,878.70

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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.