Finding the Fourth Proportional to 7,664,126.37, 11,477,514.43 and 5,068,850.05
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Solution
The fourth proportional to 7,664,126.37, 11,477,514.43 and 5,068,850.05 is: 7,590,923.84
Step by Step Solution
- Step 1: Write the proportion equation
7,664,126.37 : 11,477,514.43 = 5,068,850.05 : x - Step 2: Convert to fraction form
7,664,126.37/11,477,514.43 = 5,068,850.05/x - Step 3: Cross multiply
7,664,126.37x = 11,477,514.43 × 5,068,850.05 - Step 4: Simplify right side
7,664,126.37x = 58,177,799,592,381.22 - Step 5: Solve for x
x = 58,177,799,592,381.22/7,664,126.37 - Step 6: Final answer
x = 7,590,923.84
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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.