Finding the Fourth Proportional to 5,534,909.27, 7,634,716.99 and 3,574,039.60
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Solution
The fourth proportional to 5,534,909.27, 7,634,716.99 and 3,574,039.60 is: 4,929,941.85
Step by Step Solution
- Step 1: Write the proportion equation
5,534,909.27 : 7,634,716.99 = 3,574,039.60 : x - Step 2: Convert to fraction form
5,534,909.27/7,634,716.99 = 3,574,039.60/x - Step 3: Cross multiply
5,534,909.27x = 7,634,716.99 × 3,574,039.60 - Step 4: Simplify right side
5,534,909.27x = 27,286,780,857,052.80 - Step 5: Solve for x
x = 27,286,780,857,052.80/5,534,909.27 - Step 6: Final answer
x = 4,929,941.85
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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.