Finding the Fourth Proportional to 7,534,372.74, 11,301,306.39 and 3,274,540.62
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Solution
The fourth proportional to 7,534,372.74, 11,301,306.39 and 3,274,540.62 is: 4,911,701.09
Step by Step Solution
- Step 1: Write the proportion equation
7,534,372.74 : 11,301,306.39 = 3,274,540.62 : x - Step 2: Convert to fraction form
7,534,372.74/11,301,306.39 = 3,274,540.62/x - Step 3: Cross multiply
7,534,372.74x = 11,301,306.39 × 3,274,540.62 - Step 4: Simplify right side
7,534,372.74x = 37,006,586,833,120.56 - Step 5: Solve for x
x = 37,006,586,833,120.56/7,534,372.74 - Step 6: Final answer
x = 4,911,701.09
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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.