Finding the Fourth Proportional to 17,777,450.55, 24,534,872.74 and 10,042,991.09
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Solution
The fourth proportional to 17,777,450.55, 24,534,872.74 and 10,042,991.09 is: 13,860,452.47
Step by Step Solution
- Step 1: Write the proportion equation
17,777,450.55 : 24,534,872.74 = 10,042,991.09 : x - Step 2: Convert to fraction form
17,777,450.55/24,534,872.74 = 10,042,991.09/x - Step 3: Cross multiply
17,777,450.55x = 24,534,872.74 × 10,042,991.09 - Step 4: Simplify right side
17,777,450.55x = 246,403,508,387,126.06 - Step 5: Solve for x
x = 246,403,508,387,126.06/17,777,450.55 - Step 6: Final answer
x = 13,860,452.47
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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.