Home / 5,238,696.69-7,863,112.83-3,781,245.74

Finding the Fourth Proportional to 5,238,696.69, 7,863,112.83 and 3,781,245.74

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Solution

The fourth proportional to 5,238,696.69, 7,863,112.83 and 3,781,245.74 is: 5,675,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,696.69 : 7,863,112.83 = 3,781,245.74 : x
  2. Step 2: Convert to fraction form
    5,238,696.69/7,863,112.83 = 3,781,245.74/x
  3. Step 3: Cross multiply
    5,238,696.69x = 7,863,112.83 × 3,781,245.74
  4. Step 4: Simplify right side
    5,238,696.69x = 29,732,361,866,440.95
  5. Step 5: Solve for x
    x = 29,732,361,866,440.95/5,238,696.69
  6. Step 6: Final answer
    x = 5,675,526.50

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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.