Home / 69,982,242.24-105,109,585.50-57,037,957.86

Finding the Fourth Proportional to 69,982,242.24, 105,109,585.50 and 57,037,957.86

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Solution

The fourth proportional to 69,982,242.24, 105,109,585.50 and 57,037,957.86 is: 85,667,962.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,982,242.24 : 105,109,585.50 = 57,037,957.86 : x
  2. Step 2: Convert to fraction form
    69,982,242.24/105,109,585.50 = 57,037,957.86/x
  3. Step 3: Cross multiply
    69,982,242.24x = 105,109,585.50 × 57,037,957.86
  4. Step 4: Simplify right side
    69,982,242.24x = 5,995,236,108,431,067
  5. Step 5: Solve for x
    x = 5,995,236,108,431,067/69,982,242.24
  6. Step 6: Final answer
    x = 85,667,962.56

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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.