Finding the Fourth Proportional to 6,397,873.94, 9,596,810.93 and 2,138,042.17
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Solution
The fourth proportional to 6,397,873.94, 9,596,810.93 and 2,138,042.17 is: 3,207,063.26
Step by Step Solution
- Step 1: Write the proportion equation
6,397,873.94 : 9,596,810.93 = 2,138,042.17 : x - Step 2: Convert to fraction form
6,397,873.94/9,596,810.93 = 2,138,042.17/x - Step 3: Cross multiply
6,397,873.94x = 9,596,810.93 × 2,138,042.17 - Step 4: Simplify right side
6,397,873.94x = 20,518,386,465,856.92 - Step 5: Solve for x
x = 20,518,386,465,856.92/6,397,873.94 - Step 6: Final answer
x = 3,207,063.26
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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.