Finding the Fourth Proportional to 5,466,130.64, 7,544,183.24 and 3,175,619.92
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Solution
The fourth proportional to 5,466,130.64, 7,544,183.24 and 3,175,619.92 is: 4,382,891.69
Step by Step Solution
- Step 1: Write the proportion equation
5,466,130.64 : 7,544,183.24 = 3,175,619.92 : x - Step 2: Convert to fraction form
5,466,130.64/7,544,183.24 = 3,175,619.92/x - Step 3: Cross multiply
5,466,130.64x = 7,544,183.24 × 3,175,619.92 - Step 4: Simplify right side
5,466,130.64x = 23,957,458,577,074.14 - Step 5: Solve for x
x = 23,957,458,577,074.14/5,466,130.64 - Step 6: Final answer
x = 4,382,891.69
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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.