Finding the Fourth Proportional to 5,350,696.12, 7,383,940.74 and 3,177,025.96
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Solution
The fourth proportional to 5,350,696.12, 7,383,940.74 and 3,177,025.96 is: 4,384,284.01
Step by Step Solution
- Step 1: Write the proportion equation
5,350,696.12 : 7,383,940.74 = 3,177,025.96 : x - Step 2: Convert to fraction form
5,350,696.12/7,383,940.74 = 3,177,025.96/x - Step 3: Cross multiply
5,350,696.12x = 7,383,940.74 × 3,177,025.96 - Step 4: Simplify right side
5,350,696.12x = 23,458,971,418,081.61 - Step 5: Solve for x
x = 23,458,971,418,081.61/5,350,696.12 - Step 6: Final answer
x = 4,384,284.01
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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.