Finding the Fourth Proportional to 6,397,883.94, 9,596,825.94 and 2,138,052.18
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Solution
The fourth proportional to 6,397,883.94, 9,596,825.94 and 2,138,052.18 is: 3,207,078.28
Step by Step Solution
- Step 1: Write the proportion equation
6,397,883.94 : 9,596,825.94 = 2,138,052.18 : x - Step 2: Convert to fraction form
6,397,883.94/9,596,825.94 = 2,138,052.18/x - Step 3: Cross multiply
6,397,883.94x = 9,596,825.94 × 2,138,052.18 - Step 4: Simplify right side
6,397,883.94x = 20,518,514,622,097.55 - Step 5: Solve for x
x = 20,518,514,622,097.55/6,397,883.94 - Step 6: Final answer
x = 3,207,078.28
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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.