Finding the Fourth Proportional to 5,583,709.62, 7,703,556.84 and 3,651,101.46
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Solution
The fourth proportional to 5,583,709.62, 7,703,556.84 and 3,651,101.46 is: 5,037,236.81
Step by Step Solution
- Step 1: Write the proportion equation
5,583,709.62 : 7,703,556.84 = 3,651,101.46 : x - Step 2: Convert to fraction form
5,583,709.62/7,703,556.84 = 3,651,101.46/x - Step 3: Cross multiply
5,583,709.62x = 7,703,556.84 × 3,651,101.46 - Step 4: Simplify right side
5,583,709.62x = 28,126,467,625,716.98 - Step 5: Solve for x
x = 28,126,467,625,716.98/5,583,709.62 - Step 6: Final answer
x = 5,037,236.81
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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.