Home / 8,215,687.92-12,323,812.92-2,824,292.28

Finding the Fourth Proportional to 8,215,687.92, 12,323,812.92 and 2,824,292.28

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Solution

The fourth proportional to 8,215,687.92, 12,323,812.92 and 2,824,292.28 is: 4,236,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,687.92 : 12,323,812.92 = 2,824,292.28 : x
  2. Step 2: Convert to fraction form
    8,215,687.92/12,323,812.92 = 2,824,292.28/x
  3. Step 3: Cross multiply
    8,215,687.92x = 12,323,812.92 × 2,824,292.28
  4. Step 4: Simplify right side
    8,215,687.92x = 34,806,049,690,120.25
  5. Step 5: Solve for x
    x = 34,806,049,690,120.25/8,215,687.92
  6. Step 6: Final answer
    x = 4,236,535.03

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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.