Home / 7,824,292.56-11,735,179.92-2,143,188.72

Finding the Fourth Proportional to 7,824,292.56, 11,735,179.92 and 2,143,188.72

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Solution

The fourth proportional to 7,824,292.56, 11,735,179.92 and 2,143,188.72 is: 3,214,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824,292.56 : 11,735,179.92 = 2,143,188.72 : x
  2. Step 2: Convert to fraction form
    7,824,292.56/11,735,179.92 = 2,143,188.72/x
  3. Step 3: Cross multiply
    7,824,292.56x = 11,735,179.92 × 2,143,188.72
  4. Step 4: Simplify right side
    7,824,292.56x = 25,150,705,231,714.50
  5. Step 5: Solve for x
    x = 25,150,705,231,714.50/7,824,292.56
  6. Step 6: Final answer
    x = 3,214,438.24

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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.