Finding the Fourth Proportional to 11,912,192.24, 17,823,197.38 and 7,057,104.54
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Solution
The fourth proportional to 11,912,192.24, 17,823,197.38 and 7,057,104.54 is: 10,558,943.70
Step by Step Solution
- Step 1: Write the proportion equation
11,912,192.24 : 17,823,197.38 = 7,057,104.54 : x - Step 2: Convert to fraction form
11,912,192.24/17,823,197.38 = 7,057,104.54/x - Step 3: Cross multiply
11,912,192.24x = 17,823,197.38 × 7,057,104.54 - Step 4: Simplify right side
11,912,192.24x = 125,780,167,147,714.09 - Step 5: Solve for x
x = 125,780,167,147,714.09/11,912,192.24 - Step 6: Final answer
x = 10,558,943.70
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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.