Home / 8,215,687.89-12,323,812.92-2,824,292.25

Finding the Fourth Proportional to 8,215,687.89, 12,323,812.92 and 2,824,292.25

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Solution

The fourth proportional to 8,215,687.89, 12,323,812.92 and 2,824,292.25 is: 4,236,535.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,687.89 : 12,323,812.92 = 2,824,292.25 : x
  2. Step 2: Convert to fraction form
    8,215,687.89/12,323,812.92 = 2,824,292.25/x
  3. Step 3: Cross multiply
    8,215,687.89x = 12,323,812.92 × 2,824,292.25
  4. Step 4: Simplify right side
    8,215,687.89x = 34,806,049,320,405.87
  5. Step 5: Solve for x
    x = 34,806,049,320,405.87/8,215,687.89
  6. Step 6: Final answer
    x = 4,236,535.00

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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.