Finding the Fourth Proportional to 7,795,395.97, 10,757,715.93 and 4,310,969.17
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Solution
The fourth proportional to 7,795,395.97, 10,757,715.93 and 4,310,969.17 is: 5,949,175.88
Step by Step Solution
- Step 1: Write the proportion equation
7,795,395.97 : 10,757,715.93 = 4,310,969.17 : x - Step 2: Convert to fraction form
7,795,395.97/10,757,715.93 = 4,310,969.17/x - Step 3: Cross multiply
7,795,395.97x = 10,757,715.93 × 4,310,969.17 - Step 4: Simplify right side
7,795,395.97x = 46,376,181,713,847.88 - Step 5: Solve for x
x = 46,376,181,713,847.88/7,795,395.97 - Step 6: Final answer
x = 5,949,175.88
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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.