Home / 56,185,843.64-84,285,512.36-19,786,705.96

Finding the Fourth Proportional to 56,185,843.64, 84,285,512.36 and 19,786,705.96

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Solution

The fourth proportional to 56,185,843.64, 84,285,512.36 and 19,786,705.96 is: 29,682,434.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,185,843.64 : 84,285,512.36 = 19,786,705.96 : x
  2. Step 2: Convert to fraction form
    56,185,843.64/84,285,512.36 = 19,786,705.96/x
  3. Step 3: Cross multiply
    56,185,843.64x = 84,285,512.36 × 19,786,705.96
  4. Step 4: Simplify right side
    56,185,843.64x = 1,667,732,649,755,265.75
  5. Step 5: Solve for x
    x = 1,667,732,649,755,265.75/56,185,843.64
  6. Step 6: Final answer
    x = 29,682,434.96

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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.