Finding the Fourth Proportional to 40,274,716.32, 60,442,160.76 and 27,290,079.05
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Solution
The fourth proportional to 40,274,716.32, 60,442,160.76 and 27,290,079.05 is: 40,955,504.99
Step by Step Solution
- Step 1: Write the proportion equation
40,274,716.32 : 60,442,160.76 = 27,290,079.05 : x - Step 2: Convert to fraction form
40,274,716.32/60,442,160.76 = 27,290,079.05/x - Step 3: Cross multiply
40,274,716.32x = 60,442,160.76 × 27,290,079.05 - Step 4: Simplify right side
40,274,716.32x = 1,649,471,344,956,757.75 - Step 5: Solve for x
x = 1,649,471,344,956,757.75/40,274,716.32 - Step 6: Final answer
x = 40,955,504.99
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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.