Home / 55,449,723.60-83,166,712.20-19,059,793.20

Finding the Fourth Proportional to 55,449,723.60, 83,166,712.20 and 19,059,793.20

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Solution

The fourth proportional to 55,449,723.60, 83,166,712.20 and 19,059,793.20 is: 28,586,983.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,449,723.60 : 83,166,712.20 = 19,059,793.20 : x
  2. Step 2: Convert to fraction form
    55,449,723.60/83,166,712.20 = 19,059,793.20/x
  3. Step 3: Cross multiply
    55,449,723.60x = 83,166,712.20 × 19,059,793.20
  4. Step 4: Simplify right side
    55,449,723.60x = 1,585,140,335,655,917
  5. Step 5: Solve for x
    x = 1,585,140,335,655,917/55,449,723.60
  6. Step 6: Final answer
    x = 28,586,983.54

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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.