Finding the Fourth Proportional to 8,353,618.84, 12,530,439.24 and 2,288,404.48
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Solution
The fourth proportional to 8,353,618.84, 12,530,439.24 and 2,288,404.48 is: 3,432,609.73
Step by Step Solution
- Step 1: Write the proportion equation
8,353,618.84 : 12,530,439.24 = 2,288,404.48 : x - Step 2: Convert to fraction form
8,353,618.84/12,530,439.24 = 2,288,404.48/x - Step 3: Cross multiply
8,353,618.84x = 12,530,439.24 × 2,288,404.48 - Step 4: Simplify right side
8,353,618.84x = 28,674,713,293,183.80 - Step 5: Solve for x
x = 28,674,713,293,183.80/8,353,618.84 - Step 6: Final answer
x = 3,432,609.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.