Home / 53,965,998.10-80,921,003.55-19,869,793.30

Finding the Fourth Proportional to 53,965,998.10, 80,921,003.55 and 19,869,793.30

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Solution

The fourth proportional to 53,965,998.10, 80,921,003.55 and 19,869,793.30 is: 29,794,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,965,998.10 : 80,921,003.55 = 19,869,793.30 : x
  2. Step 2: Convert to fraction form
    53,965,998.10/80,921,003.55 = 19,869,793.30/x
  3. Step 3: Cross multiply
    53,965,998.10x = 80,921,003.55 × 19,869,793.30
  4. Step 4: Simplify right side
    53,965,998.10x = 1,607,883,614,167,066.25
  5. Step 5: Solve for x
    x = 1,607,883,614,167,066.25/53,965,998.10
  6. Step 6: Final answer
    x = 29,794,382.96

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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.