Finding the Fourth Proportional to 36,279,372.44, 50,065,534.88 and 19,981,848.44
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Solution
The fourth proportional to 36,279,372.44, 50,065,534.88 and 19,981,848.44 is: 27,574,951.35
Step by Step Solution
- Step 1: Write the proportion equation
36,279,372.44 : 50,065,534.88 = 19,981,848.44 : x - Step 2: Convert to fraction form
36,279,372.44/50,065,534.88 = 19,981,848.44/x - Step 3: Cross multiply
36,279,372.44x = 50,065,534.88 × 19,981,848.44 - Step 4: Simplify right side
36,279,372.44x = 1,000,401,930,039,693.75 - Step 5: Solve for x
x = 1,000,401,930,039,693.75/36,279,372.44 - Step 6: Final answer
x = 27,574,951.35
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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.