Home / 46,151,929.11-69,228,010.93-18,858,221.93

Finding the Fourth Proportional to 46,151,929.11, 69,228,010.93 and 18,858,221.93

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Solution

The fourth proportional to 46,151,929.11, 69,228,010.93 and 18,858,221.93 is: 28,287,380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,151,929.11 : 69,228,010.93 = 18,858,221.93 : x
  2. Step 2: Convert to fraction form
    46,151,929.11/69,228,010.93 = 18,858,221.93/x
  3. Step 3: Cross multiply
    46,151,929.11x = 69,228,010.93 × 18,858,221.93
  4. Step 4: Simplify right side
    46,151,929.11x = 1,305,517,193,890,405.75
  5. Step 5: Solve for x
    x = 1,305,517,193,890,405.75/46,151,929.11
  6. Step 6: Final answer
    x = 28,287,380.81

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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.