Finding the Fourth Proportional to 8,994,716.43, 12,412,708.25 and 4,864,747.88
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Solution
The fourth proportional to 8,994,716.43, 12,412,708.25 and 4,864,747.88 is: 6,713,351.84
Step by Step Solution
- Step 1: Write the proportion equation
8,994,716.43 : 12,412,708.25 = 4,864,747.88 : x - Step 2: Convert to fraction form
8,994,716.43/12,412,708.25 = 4,864,747.88/x - Step 3: Cross multiply
8,994,716.43x = 12,412,708.25 × 4,864,747.88 - Step 4: Simplify right side
8,994,716.43x = 60,384,696,057,858.73 - Step 5: Solve for x
x = 60,384,696,057,858.73/8,994,716.43 - Step 6: Final answer
x = 6,713,351.84
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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.