Finding the Fourth Proportional to 12,233,680.40, 16,882,912.68 and 6,727,473.92
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Solution
The fourth proportional to 12,233,680.40, 16,882,912.68 and 6,727,473.92 is: 9,284,152.52
Step by Step Solution
- Step 1: Write the proportion equation
12,233,680.40 : 16,882,912.68 = 6,727,473.92 : x - Step 2: Convert to fraction form
12,233,680.40/16,882,912.68 = 6,727,473.92/x - Step 3: Cross multiply
12,233,680.40x = 16,882,912.68 × 6,727,473.92 - Step 4: Simplify right side
12,233,680.40x = 113,579,354,748,337.30 - Step 5: Solve for x
x = 113,579,354,748,337.30/12,233,680.40 - Step 6: Final answer
x = 9,284,152.52
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1.5x scale
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.