Finding the Fourth Proportional to 16,374,620.70, 24,561,931.05 and 15,311,738.70
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Solution
The fourth proportional to 16,374,620.70, 24,561,931.05 and 15,311,738.70 is: 22,967,608.05
Step by Step Solution
- Step 1: Write the proportion equation
16,374,620.70 : 24,561,931.05 = 15,311,738.70 : x - Step 2: Convert to fraction form
16,374,620.70/24,561,931.05 = 15,311,738.70/x - Step 3: Cross multiply
16,374,620.70x = 24,561,931.05 × 15,311,738.70 - Step 4: Simplify right side
16,374,620.70x = 376,085,870,205,016.62 - Step 5: Solve for x
x = 376,085,870,205,016.62/16,374,620.70 - Step 6: Final answer
x = 22,967,608.05
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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.