Finding the Fourth Proportional to 5,754,069.99, 7,940,577.47 and 3,175,750.71
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Solution
The fourth proportional to 5,754,069.99, 7,940,577.47 and 3,175,750.71 is: 4,382,514.39
Step by Step Solution
- Step 1: Write the proportion equation
5,754,069.99 : 7,940,577.47 = 3,175,750.71 : x - Step 2: Convert to fraction form
5,754,069.99/7,940,577.47 = 3,175,750.71/x - Step 3: Cross multiply
5,754,069.99x = 7,940,577.47 × 3,175,750.71 - Step 4: Simplify right side
5,754,069.99x = 25,217,294,522,283.75 - Step 5: Solve for x
x = 25,217,294,522,283.75/5,754,069.99 - Step 6: Final answer
x = 4,382,514.39
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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.