Home / 29,040,056.10-43,560,084.15-19,970,129.70

Finding the Fourth Proportional to 29,040,056.10, 43,560,084.15 and 19,970,129.70

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Solution

The fourth proportional to 29,040,056.10, 43,560,084.15 and 19,970,129.70 is: 29,955,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040,056.10 : 43,560,084.15 = 19,970,129.70 : x
  2. Step 2: Convert to fraction form
    29,040,056.10/43,560,084.15 = 19,970,129.70/x
  3. Step 3: Cross multiply
    29,040,056.10x = 43,560,084.15 × 19,970,129.70
  4. Step 4: Simplify right side
    29,040,056.10x = 869,900,530,218,414.25
  5. Step 5: Solve for x
    x = 869,900,530,218,414.25/29,040,056.10
  6. Step 6: Final answer
    x = 29,955,194.55

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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.