Home / 8,619,635.92-11,895,093.60-4,948,789.28

Finding the Fourth Proportional to 8,619,635.92, 11,895,093.60 and 4,948,789.28

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Solution

The fourth proportional to 8,619,635.92, 11,895,093.60 and 4,948,789.28 is: 6,829,326.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,635.92 : 11,895,093.60 = 4,948,789.28 : x
  2. Step 2: Convert to fraction form
    8,619,635.92/11,895,093.60 = 4,948,789.28/x
  3. Step 3: Cross multiply
    8,619,635.92x = 11,895,093.60 × 4,948,789.28
  4. Step 4: Simplify right side
    8,619,635.92x = 58,866,311,692,276.61
  5. Step 5: Solve for x
    x = 58,866,311,692,276.61/8,619,635.92
  6. Step 6: Final answer
    x = 6,829,326.93

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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.