Finding the Fourth Proportional to 18,207,183.06, 27,314,711.19 and 9,686,281.14
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Solution
The fourth proportional to 18,207,183.06, 27,314,711.19 and 9,686,281.14 is: 14,531,515.99
Step by Step Solution
- Step 1: Write the proportion equation
18,207,183.06 : 27,314,711.19 = 9,686,281.14 : x - Step 2: Convert to fraction form
18,207,183.06/27,314,711.19 = 9,686,281.14/x - Step 3: Cross multiply
18,207,183.06x = 27,314,711.19 × 9,686,281.14 - Step 4: Simplify right side
18,207,183.06x = 264,577,971,844,244 - Step 5: Solve for x
x = 264,577,971,844,244/18,207,183.06 - Step 6: Final answer
x = 14,531,515.99
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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.