Home / 8,696,471.20-12,002,237.52-5,258,736.80

Finding the Fourth Proportional to 8,696,471.20, 12,002,237.52 and 5,258,736.80

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Solution

The fourth proportional to 8,696,471.20, 12,002,237.52 and 5,258,736.80 is: 7,257,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,471.20 : 12,002,237.52 = 5,258,736.80 : x
  2. Step 2: Convert to fraction form
    8,696,471.20/12,002,237.52 = 5,258,736.80/x
  3. Step 3: Cross multiply
    8,696,471.20x = 12,002,237.52 × 5,258,736.80
  4. Step 4: Simplify right side
    8,696,471.20x = 63,116,608,128,764.73
  5. Step 5: Solve for x
    x = 63,116,608,128,764.73/8,696,471.20
  6. Step 6: Final answer
    x = 7,257,726.34

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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.