Finding the Fourth Proportional to 8,202,925.62, 11,304,053.01 and 5,906,750.58
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Solution
The fourth proportional to 8,202,925.62, 11,304,053.01 and 5,906,750.58 is: 8,139,805.82
Step by Step Solution
- Step 1: Write the proportion equation
8,202,925.62 : 11,304,053.01 = 5,906,750.58 : x - Step 2: Convert to fraction form
8,202,925.62/11,304,053.01 = 5,906,750.58/x - Step 3: Cross multiply
8,202,925.62x = 11,304,053.01 × 5,906,750.58 - Step 4: Simplify right side
8,202,925.62x = 66,770,221,673,168.24 - Step 5: Solve for x
x = 66,770,221,673,168.24/8,202,925.62 - Step 6: Final answer
x = 8,139,805.82
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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.