Home / 9,084,842.40-13,632,512.40-3,405,640.80

Finding the Fourth Proportional to 9,084,842.40, 13,632,512.40 and 3,405,640.80

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Solution

The fourth proportional to 9,084,842.40, 13,632,512.40 and 3,405,640.80 is: 5,110,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084,842.40 : 13,632,512.40 = 3,405,640.80 : x
  2. Step 2: Convert to fraction form
    9,084,842.40/13,632,512.40 = 3,405,640.80/x
  3. Step 3: Cross multiply
    9,084,842.40x = 13,632,512.40 × 3,405,640.80
  4. Step 4: Simplify right side
    9,084,842.40x = 46,427,440,435,945.92
  5. Step 5: Solve for x
    x = 46,427,440,435,945.92/9,084,842.40
  6. Step 6: Final answer
    x = 5,110,428.82

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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.