Finding the Fourth Proportional to 8,302,353.99, 11,457,323.09 and 4,581,350.52
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Solution
The fourth proportional to 8,302,353.99, 11,457,323.09 and 4,581,350.52 is: 6,322,304.87
Step by Step Solution
- Step 1: Write the proportion equation
8,302,353.99 : 11,457,323.09 = 4,581,350.52 : x - Step 2: Convert to fraction form
8,302,353.99/11,457,323.09 = 4,581,350.52/x - Step 3: Cross multiply
8,302,353.99x = 11,457,323.09 × 4,581,350.52 - Step 4: Simplify right side
8,302,353.99x = 52,490,013,073,272.75 - Step 5: Solve for x
x = 52,490,013,073,272.75/8,302,353.99 - Step 6: Final answer
x = 6,322,304.87
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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.