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Finding the Fourth Proportional to 8,696,467.62, 12,002,232.69 and 5,258,733.30

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Solution

The fourth proportional to 8,696,467.62, 12,002,232.69 and 5,258,733.30 is: 7,257,721.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,467.62 : 12,002,232.69 = 5,258,733.30 : x
  2. Step 2: Convert to fraction form
    8,696,467.62/12,002,232.69 = 5,258,733.30/x
  3. Step 3: Cross multiply
    8,696,467.62x = 12,002,232.69 × 5,258,733.30
  4. Step 4: Simplify right side
    8,696,467.62x = 63,116,540,721,251.57
  5. Step 5: Solve for x
    x = 63,116,540,721,251.57/8,696,467.62
  6. Step 6: Final answer
    x = 7,257,721.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.