Finding the Fourth Proportional to 17,198,188.09, 25,789,310.41 and 6,412,592.99
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Solution
The fourth proportional to 17,198,188.09, 25,789,310.41 and 6,412,592.99 is: 9,615,917.11
Step by Step Solution
- Step 1: Write the proportion equation
17,198,188.09 : 25,789,310.41 = 6,412,592.99 : x - Step 2: Convert to fraction form
17,198,188.09/25,789,310.41 = 6,412,592.99/x - Step 3: Cross multiply
17,198,188.09x = 25,789,310.41 × 6,412,592.99 - Step 4: Simplify right side
17,198,188.09x = 165,376,351,152,100.03 - Step 5: Solve for x
x = 165,376,351,152,100.03/17,198,188.09 - Step 6: Final answer
x = 9,615,917.11
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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.