Home / 8,975,231.28-12,469,436.17-8,867,614.48

Finding the Fourth Proportional to 8,975,231.28, 12,469,436.17 and 8,867,614.48

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Solution

The fourth proportional to 8,975,231.28, 12,469,436.17 and 8,867,614.48 is: 12,319,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975,231.28 : 12,469,436.17 = 8,867,614.48 : x
  2. Step 2: Convert to fraction form
    8,975,231.28/12,469,436.17 = 8,867,614.48/x
  3. Step 3: Cross multiply
    8,975,231.28x = 12,469,436.17 × 8,867,614.48
  4. Step 4: Simplify right side
    8,975,231.28x = 110,574,152,685,185.11
  5. Step 5: Solve for x
    x = 110,574,152,685,185.11/8,975,231.28
  6. Step 6: Final answer
    x = 12,319,922.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.