Finding the Fourth Proportional to 10,367,357.74, 14,306,959.84 and 5,783,679.12
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Solution
The fourth proportional to 10,367,357.74, 14,306,959.84 and 5,783,679.12 is: 7,981,480.62
Step by Step Solution
- Step 1: Write the proportion equation
10,367,357.74 : 14,306,959.84 = 5,783,679.12 : x - Step 2: Convert to fraction form
10,367,357.74/14,306,959.84 = 5,783,679.12/x - Step 3: Cross multiply
10,367,357.74x = 14,306,959.84 × 5,783,679.12 - Step 4: Simplify right side
10,367,357.74x = 82,746,864,897,286.55 - Step 5: Solve for x
x = 82,746,864,897,286.55/10,367,357.74 - Step 6: Final answer
x = 7,981,480.62
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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.