Home / 5,120,647.71-7,684,751.07-2,424,967.71

Finding the Fourth Proportional to 5,120,647.71, 7,684,751.07 and 2,424,967.71

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Solution

The fourth proportional to 5,120,647.71, 7,684,751.07 and 2,424,967.71 is: 3,639,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,647.71 : 7,684,751.07 = 2,424,967.71 : x
  2. Step 2: Convert to fraction form
    5,120,647.71/7,684,751.07 = 2,424,967.71/x
  3. Step 3: Cross multiply
    5,120,647.71x = 7,684,751.07 × 2,424,967.71
  4. Step 4: Simplify right side
    5,120,647.71x = 18,635,273,204,137.95
  5. Step 5: Solve for x
    x = 18,635,273,204,137.95/5,120,647.71
  6. Step 6: Final answer
    x = 3,639,241.41

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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.