Finding the Fourth Proportional to 5,277,276.62, 7,278,887.42 and 4,843,096.04
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Solution
The fourth proportional to 5,277,276.62, 7,278,887.42 and 4,843,096.04 is: 6,680,027.10
Step by Step Solution
- Step 1: Write the proportion equation
5,277,276.62 : 7,278,887.42 = 4,843,096.04 : x - Step 2: Convert to fraction form
5,277,276.62/7,278,887.42 = 4,843,096.04/x - Step 3: Cross multiply
5,277,276.62x = 7,278,887.42 × 4,843,096.04 - Step 4: Simplify right side
5,277,276.62x = 35,252,350,839,407.82 - Step 5: Solve for x
x = 35,252,350,839,407.82/5,277,276.62 - Step 6: Final answer
x = 6,680,027.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.