Finding the Fourth Proportional to 17,198,188.22, 25,789,310.60 and 6,412,593.12
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Solution
The fourth proportional to 17,198,188.22, 25,789,310.60 and 6,412,593.12 is: 9,615,917.30
Step by Step Solution
- Step 1: Write the proportion equation
17,198,188.22 : 25,789,310.60 = 6,412,593.12 : x - Step 2: Convert to fraction form
17,198,188.22/25,789,310.60 = 6,412,593.12/x - Step 3: Cross multiply
17,198,188.22x = 25,789,310.60 × 6,412,593.12 - Step 4: Simplify right side
17,198,188.22x = 165,376,355,578,125.03 - Step 5: Solve for x
x = 165,376,355,578,125.03/17,198,188.22 - Step 6: Final answer
x = 9,615,917.30
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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.