Finding the Fourth Proportional to 4,796,621.08, 6,618,699.66 and 3,080,066.92
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Solution
The fourth proportional to 4,796,621.08, 6,618,699.66 and 3,080,066.92 is: 4,250,083.03
Step by Step Solution
- Step 1: Write the proportion equation
4,796,621.08 : 6,618,699.66 = 3,080,066.92 : x - Step 2: Convert to fraction form
4,796,621.08/6,618,699.66 = 3,080,066.92/x - Step 3: Cross multiply
4,796,621.08x = 6,618,699.66 × 3,080,066.92 - Step 4: Simplify right side
4,796,621.08x = 20,386,037,876,181.25 - Step 5: Solve for x
x = 20,386,037,876,181.25/4,796,621.08 - Step 6: Final answer
x = 4,250,083.03
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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.