Finding the Fourth Proportional to 22,341,091.29, 33,517,039.28 and 7,765,906.64
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Solution
The fourth proportional to 22,341,091.29, 33,517,039.28 and 7,765,906.64 is: 11,650,737.84
Step by Step Solution
- Step 1: Write the proportion equation
22,341,091.29 : 33,517,039.28 = 7,765,906.64 : x - Step 2: Convert to fraction form
22,341,091.29/33,517,039.28 = 7,765,906.64/x - Step 3: Cross multiply
22,341,091.29x = 33,517,039.28 × 7,765,906.64 - Step 4: Simplify right side
22,341,091.29x = 260,290,197,691,278.06 - Step 5: Solve for x
x = 260,290,197,691,278.06/22,341,091.29 - Step 6: Final answer
x = 11,650,737.84
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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.