Home / 67,455,944.80-101,168,773.42-31,029,350.56

Finding the Fourth Proportional to 67,455,944.80, 101,168,773.42 and 31,029,350.56

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Solution

The fourth proportional to 67,455,944.80, 101,168,773.42 and 31,029,350.56 is: 46,537,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,455,944.80 : 101,168,773.42 = 31,029,350.56 : x
  2. Step 2: Convert to fraction form
    67,455,944.80/101,168,773.42 = 31,029,350.56/x
  3. Step 3: Cross multiply
    67,455,944.80x = 101,168,773.42 × 31,029,350.56
  4. Step 4: Simplify right side
    67,455,944.80x = 3,139,201,336,174,390
  5. Step 5: Solve for x
    x = 3,139,201,336,174,390/67,455,944.80
  6. Step 6: Final answer
    x = 46,537,059.79

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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.