Home / 18,220,546.94-25,010,513.04-16,109,314.49

Finding the Fourth Proportional to 18,220,546.94, 25,010,513.04 and 16,109,314.49

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Solution

The fourth proportional to 18,220,546.94, 25,010,513.04 and 16,109,314.49 is: 22,112,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,220,546.94 : 25,010,513.04 = 16,109,314.49 : x
  2. Step 2: Convert to fraction form
    18,220,546.94/25,010,513.04 = 16,109,314.49/x
  3. Step 3: Cross multiply
    18,220,546.94x = 25,010,513.04 × 16,109,314.49
  4. Step 4: Simplify right side
    18,220,546.94x = 402,902,220,240,542.12
  5. Step 5: Solve for x
    x = 402,902,220,240,542.12/18,220,546.94
  6. Step 6: Final answer
    x = 22,112,520.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.