Home / 8,857,125.20-13,285,687.80-8,073,304.40

Finding the Fourth Proportional to 8,857,125.20, 13,285,687.80 and 8,073,304.40

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Solution

The fourth proportional to 8,857,125.20, 13,285,687.80 and 8,073,304.40 is: 12,109,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,125.20 : 13,285,687.80 = 8,073,304.40 : x
  2. Step 2: Convert to fraction form
    8,857,125.20/13,285,687.80 = 8,073,304.40/x
  3. Step 3: Cross multiply
    8,857,125.20x = 13,285,687.80 × 8,073,304.40
  4. Step 4: Simplify right side
    8,857,125.20x = 107,259,401,772,766.33
  5. Step 5: Solve for x
    x = 107,259,401,772,766.33/8,857,125.20
  6. Step 6: Final answer
    x = 12,109,956.60

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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.