Home / 11,821,485.72-17,693,157.81-10,759,194.21

Finding the Fourth Proportional to 11,821,485.72, 17,693,157.81 and 10,759,194.21

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Solution

The fourth proportional to 11,821,485.72, 17,693,157.81 and 10,759,194.21 is: 16,103,231.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,485.72 : 17,693,157.81 = 10,759,194.21 : x
  2. Step 2: Convert to fraction form
    11,821,485.72/17,693,157.81 = 10,759,194.21/x
  3. Step 3: Cross multiply
    11,821,485.72x = 17,693,157.81 × 10,759,194.21
  4. Step 4: Simplify right side
    11,821,485.72x = 190,364,121,065,968.28
  5. Step 5: Solve for x
    x = 190,364,121,065,968.28/11,821,485.72
  6. Step 6: Final answer
    x = 16,103,231.49

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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.