Home / 56,037,793.60-84,056,690.40-19,687,229.20

Finding the Fourth Proportional to 56,037,793.60, 84,056,690.40 and 19,687,229.20

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Solution

The fourth proportional to 56,037,793.60, 84,056,690.40 and 19,687,229.20 is: 29,530,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,037,793.60 : 84,056,690.40 = 19,687,229.20 : x
  2. Step 2: Convert to fraction form
    56,037,793.60/84,056,690.40 = 19,687,229.20/x
  3. Step 3: Cross multiply
    56,037,793.60x = 84,056,690.40 × 19,687,229.20
  4. Step 4: Simplify right side
    56,037,793.60x = 1,654,843,329,698,239.75
  5. Step 5: Solve for x
    x = 1,654,843,329,698,239.75/56,037,793.60
  6. Step 6: Final answer
    x = 29,530,843.80

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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.