Finding the Fourth Proportional to 5,836,422.09, 7,995,860.97 and 5,618,166.96
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Solution
The fourth proportional to 5,836,422.09, 7,995,860.97 and 5,618,166.96 is: 7,696,852.84
Step by Step Solution
- Step 1: Write the proportion equation
5,836,422.09 : 7,995,860.97 = 5,618,166.96 : x - Step 2: Convert to fraction form
5,836,422.09/7,995,860.97 = 5,618,166.96/x - Step 3: Cross multiply
5,836,422.09x = 7,995,860.97 × 5,618,166.96 - Step 4: Simplify right side
5,836,422.09x = 44,922,081,918,407.55 - Step 5: Solve for x
x = 44,922,081,918,407.55/5,836,422.09 - Step 6: Final answer
x = 7,696,852.84
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.