Finding the Fourth Proportional to 12,043,201.09, 16,619,635.77 and 6,536,577.96
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Solution
The fourth proportional to 12,043,201.09, 16,619,635.77 and 6,536,577.96 is: 9,020,487.50
Step by Step Solution
- Step 1: Write the proportion equation
12,043,201.09 : 16,619,635.77 = 6,536,577.96 : x - Step 2: Convert to fraction form
12,043,201.09/16,619,635.77 = 6,536,577.96/x - Step 3: Cross multiply
12,043,201.09x = 16,619,635.77 × 6,536,577.96 - Step 4: Simplify right side
12,043,201.09x = 108,635,544,877,409.62 - Step 5: Solve for x
x = 108,635,544,877,409.62/12,043,201.09 - Step 6: Final answer
x = 9,020,487.50
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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.