Home / 8,629,239.76-12,940,495.75-3,234,946.85

Finding the Fourth Proportional to 8,629,239.76, 12,940,495.75 and 3,234,946.85

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Solution

The fourth proportional to 8,629,239.76, 12,940,495.75 and 3,234,946.85 is: 4,851,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,239.76 : 12,940,495.75 = 3,234,946.85 : x
  2. Step 2: Convert to fraction form
    8,629,239.76/12,940,495.75 = 3,234,946.85/x
  3. Step 3: Cross multiply
    8,629,239.76x = 12,940,495.75 × 3,234,946.85
  4. Step 4: Simplify right side
    8,629,239.76x = 41,861,815,947,726.15
  5. Step 5: Solve for x
    x = 41,861,815,947,726.15/8,629,239.76
  6. Step 6: Final answer
    x = 4,851,159.21

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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.