Finding the Fourth Proportional to 11,071,546.70, 16,607,320.05 and 8,237,194.70
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Solution
The fourth proportional to 11,071,546.70, 16,607,320.05 and 8,237,194.70 is: 12,355,792.05
Step by Step Solution
- Step 1: Write the proportion equation
11,071,546.70 : 16,607,320.05 = 8,237,194.70 : x - Step 2: Convert to fraction form
11,071,546.70/16,607,320.05 = 8,237,194.70/x - Step 3: Cross multiply
11,071,546.70x = 16,607,320.05 × 8,237,194.70 - Step 4: Simplify right side
11,071,546.70x = 136,797,728,697,063.75 - Step 5: Solve for x
x = 136,797,728,697,063.75/11,071,546.70 - Step 6: Final answer
x = 12,355,792.05
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1.5x scale
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.