Finding the Fourth Proportional to 29,741,231.14, 44,609,740.78 and 7,881,126.62
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Solution
The fourth proportional to 29,741,231.14, 44,609,740.78 and 7,881,126.62 is: 11,821,131.88
Step by Step Solution
- Step 1: Write the proportion equation
29,741,231.14 : 44,609,740.78 = 7,881,126.62 : x - Step 2: Convert to fraction form
29,741,231.14/44,609,740.78 = 7,881,126.62/x - Step 3: Cross multiply
29,741,231.14x = 44,609,740.78 × 7,881,126.62 - Step 4: Simplify right side
29,741,231.14x = 351,575,015,572,557.56 - Step 5: Solve for x
x = 351,575,015,572,557.56/29,741,231.14 - Step 6: Final answer
x = 11,821,131.88
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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.