Home / 17,321,619.80-25,954,436.10-10,920,416.60

Finding the Fourth Proportional to 17,321,619.80, 25,954,436.10 and 10,920,416.60

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Solution

The fourth proportional to 17,321,619.80, 25,954,436.10 and 10,920,416.60 is: 16,362,976.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321,619.80 : 25,954,436.10 = 10,920,416.60 : x
  2. Step 2: Convert to fraction form
    17,321,619.80/25,954,436.10 = 10,920,416.60/x
  3. Step 3: Cross multiply
    17,321,619.80x = 25,954,436.10 × 10,920,416.60
  4. Step 4: Simplify right side
    17,321,619.80x = 283,433,254,830,079.25
  5. Step 5: Solve for x
    x = 283,433,254,830,079.25/17,321,619.80
  6. Step 6: Final answer
    x = 16,362,976.33

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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.