Finding the Fourth Proportional to 18,068,837.68, 27,070,373.40 and 16,131,735.24
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Solution
The fourth proportional to 18,068,837.68, 27,070,373.40 and 16,131,735.24 is: 24,168,245.03
Step by Step Solution
- Step 1: Write the proportion equation
18,068,837.68 : 27,070,373.40 = 16,131,735.24 : x - Step 2: Convert to fraction form
18,068,837.68/27,070,373.40 = 16,131,735.24/x - Step 3: Cross multiply
18,068,837.68x = 27,070,373.40 × 16,131,735.24 - Step 4: Simplify right side
18,068,837.68x = 436,692,096,536,738.62 - Step 5: Solve for x
x = 436,692,096,536,738.62/18,068,837.68 - Step 6: Final answer
x = 24,168,245.03
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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.