Finding the Fourth Proportional to 8,049,719.20, 12,088,575.60 and 4,270,583.20
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Solution
The fourth proportional to 8,049,719.20, 12,088,575.60 and 4,270,583.20 is: 6,413,300.46
Step by Step Solution
- Step 1: Write the proportion equation
8,049,719.20 : 12,088,575.60 = 4,270,583.20 : x - Step 2: Convert to fraction form
8,049,719.20/12,088,575.60 = 4,270,583.20/x - Step 3: Cross multiply
8,049,719.20x = 12,088,575.60 × 4,270,583.20 - Step 4: Simplify right side
8,049,719.20x = 51,625,267,869,289.92 - Step 5: Solve for x
x = 51,625,267,869,289.92/8,049,719.20 - Step 6: Final answer
x = 6,413,300.46
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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.