Home / 46,151,928.11-69,228,009.43-18,858,220.93

Finding the Fourth Proportional to 46,151,928.11, 69,228,009.43 and 18,858,220.93

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Solution

The fourth proportional to 46,151,928.11, 69,228,009.43 and 18,858,220.93 is: 28,287,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,151,928.11 : 69,228,009.43 = 18,858,220.93 : x
  2. Step 2: Convert to fraction form
    46,151,928.11/69,228,009.43 = 18,858,220.93/x
  3. Step 3: Cross multiply
    46,151,928.11x = 69,228,009.43 × 18,858,220.93
  4. Step 4: Simplify right side
    46,151,928.11x = 1,305,517,096,375,063.50
  5. Step 5: Solve for x
    x = 1,305,517,096,375,063.50/46,151,928.11
  6. Step 6: Final answer
    x = 28,287,379.31

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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.