Home / 8,616,462.71-12,924,694.20-2,632,778.87

Finding the Fourth Proportional to 8,616,462.71, 12,924,694.20 and 2,632,778.87

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Solution

The fourth proportional to 8,616,462.71, 12,924,694.20 and 2,632,778.87 is: 3,949,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,462.71 : 12,924,694.20 = 2,632,778.87 : x
  2. Step 2: Convert to fraction form
    8,616,462.71/12,924,694.20 = 2,632,778.87/x
  3. Step 3: Cross multiply
    8,616,462.71x = 12,924,694.20 × 2,632,778.87
  4. Step 4: Simplify right side
    8,616,462.71x = 34,027,861,790,971.55
  5. Step 5: Solve for x
    x = 34,027,861,790,971.55/8,616,462.71
  6. Step 6: Final answer
    x = 3,949,168.35

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1.5x scale

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.