Finding the Fourth Proportional to 6,346,183.19, 8,757,732.51 and 3,445,574.42
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Solution
The fourth proportional to 6,346,183.19, 8,757,732.51 and 3,445,574.42 is: 4,754,892.55
Step by Step Solution
- Step 1: Write the proportion equation
6,346,183.19 : 8,757,732.51 = 3,445,574.42 : x - Step 2: Convert to fraction form
6,346,183.19/8,757,732.51 = 3,445,574.42/x - Step 3: Cross multiply
6,346,183.19x = 8,757,732.51 × 3,445,574.42 - Step 4: Simplify right side
6,346,183.19x = 30,175,419,135,552.72 - Step 5: Solve for x
x = 30,175,419,135,552.72/6,346,183.19 - Step 6: Final answer
x = 4,754,892.55
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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.