Finding the Fourth Proportional to 17,777,450.70, 24,534,872.95 and 10,042,991.24
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Solution
The fourth proportional to 17,777,450.70, 24,534,872.95 and 10,042,991.24 is: 13,860,452.68
Step by Step Solution
- Step 1: Write the proportion equation
17,777,450.70 : 24,534,872.95 = 10,042,991.24 : x - Step 2: Convert to fraction form
17,777,450.70/24,534,872.95 = 10,042,991.24/x - Step 3: Cross multiply
17,777,450.70x = 24,534,872.95 × 10,042,991.24 - Step 4: Simplify right side
17,777,450.70x = 246,403,514,250,087.38 - Step 5: Solve for x
x = 246,403,514,250,087.38/17,777,450.70 - Step 6: Final answer
x = 13,860,452.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.