Home / 29,261,260.80-43,884,832.32-12,212,691.84

Finding the Fourth Proportional to 29,261,260.80, 43,884,832.32 and 12,212,691.84

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Solution

The fourth proportional to 29,261,260.80, 43,884,832.32 and 12,212,691.84 is: 18,316,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261,260.80 : 43,884,832.32 = 12,212,691.84 : x
  2. Step 2: Convert to fraction form
    29,261,260.80/43,884,832.32 = 12,212,691.84/x
  3. Step 3: Cross multiply
    29,261,260.80x = 43,884,832.32 × 12,212,691.84
  4. Step 4: Simplify right side
    29,261,260.80x = 535,951,933,574,232.25
  5. Step 5: Solve for x
    x = 535,951,933,574,232.25/29,261,260.80
  6. Step 6: Final answer
    x = 18,316,091.61

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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.