Finding the Fourth Proportional to 18,375,369.09, 27,532,725.09 and 10,677,405.49
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Solution
The fourth proportional to 18,375,369.09, 27,532,725.09 and 10,677,405.49 is: 15,998,485.18
Step by Step Solution
- Step 1: Write the proportion equation
18,375,369.09 : 27,532,725.09 = 10,677,405.49 : x - Step 2: Convert to fraction form
18,375,369.09/27,532,725.09 = 10,677,405.49/x - Step 3: Cross multiply
18,375,369.09x = 27,532,725.09 × 10,677,405.49 - Step 4: Simplify right side
18,375,369.09x = 293,978,070,030,626.75 - Step 5: Solve for x
x = 293,978,070,030,626.75/18,375,369.09 - Step 6: Final answer
x = 15,998,485.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.