Finding the Fourth Proportional to 5,183,479.29, 7,154,624.18 and 3,008,723.09
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Solution
The fourth proportional to 5,183,479.29, 7,154,624.18 and 3,008,723.09 is: 4,152,863.70
Step by Step Solution
- Step 1: Write the proportion equation
5,183,479.29 : 7,154,624.18 = 3,008,723.09 : x - Step 2: Convert to fraction form
5,183,479.29/7,154,624.18 = 3,008,723.09/x - Step 3: Cross multiply
5,183,479.29x = 7,154,624.18 × 3,008,723.09 - Step 4: Simplify right side
5,183,479.29x = 21,526,282,970,638.31 - Step 5: Solve for x
x = 21,526,282,970,638.31/5,183,479.29 - Step 6: Final answer
x = 4,152,863.70
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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.