Home / 5,433,426.57-8,150,418.95-1,389,949.41

Finding the Fourth Proportional to 5,433,426.57, 8,150,418.95 and 1,389,949.41

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Solution

The fourth proportional to 5,433,426.57, 8,150,418.95 and 1,389,949.41 is: 2,084,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,426.57 : 8,150,418.95 = 1,389,949.41 : x
  2. Step 2: Convert to fraction form
    5,433,426.57/8,150,418.95 = 1,389,949.41/x
  3. Step 3: Cross multiply
    5,433,426.57x = 8,150,418.95 × 1,389,949.41
  4. Step 4: Simplify right side
    5,433,426.57x = 11,328,670,003,855.57
  5. Step 5: Solve for x
    x = 11,328,670,003,855.57/5,433,426.57
  6. Step 6: Final answer
    x = 2,084,995.51

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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.