Finding the Fourth Proportional to 7,512,770.87, 11,265,424.74 and 2,394,534.77
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Solution
The fourth proportional to 7,512,770.87, 11,265,424.74 and 2,394,534.77 is: 3,590,612.80
Step by Step Solution
- Step 1: Write the proportion equation
7,512,770.87 : 11,265,424.74 = 2,394,534.77 : x - Step 2: Convert to fraction form
7,512,770.87/11,265,424.74 = 2,394,534.77/x - Step 3: Cross multiply
7,512,770.87x = 11,265,424.74 × 2,394,534.77 - Step 4: Simplify right side
7,512,770.87x = 26,975,451,238,748.21 - Step 5: Solve for x
x = 26,975,451,238,748.21/7,512,770.87 - Step 6: Final answer
x = 3,590,612.80
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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.