Finding the Fourth Proportional to 5,168,744.62, 7,125,218.67 and 3,307,955.02
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Solution
The fourth proportional to 5,168,744.62, 7,125,218.67 and 3,307,955.02 is: 4,560,082.69
Step by Step Solution
- Step 1: Write the proportion equation
5,168,744.62 : 7,125,218.67 = 3,307,955.02 : x - Step 2: Convert to fraction form
5,168,744.62/7,125,218.67 = 3,307,955.02/x - Step 3: Cross multiply
5,168,744.62x = 7,125,218.67 × 3,307,955.02 - Step 4: Simplify right side
5,168,744.62x = 23,569,902,868,024.22 - Step 5: Solve for x
x = 23,569,902,868,024.22/5,168,744.62 - Step 6: Final answer
x = 4,560,082.69
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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.