Finding the Fourth Proportional to 27,887,919.40, 41,915,859.90 and 24,192,764.20
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Solution
The fourth proportional to 27,887,919.40, 41,915,859.90 and 24,192,764.20 is: 36,361,999.63
Step by Step Solution
- Step 1: Write the proportion equation
27,887,919.40 : 41,915,859.90 = 24,192,764.20 : x - Step 2: Convert to fraction form
27,887,919.40/41,915,859.90 = 24,192,764.20/x - Step 3: Cross multiply
27,887,919.40x = 41,915,859.90 × 24,192,764.20 - Step 4: Simplify right side
27,887,919.40x = 1,014,060,514,800,935.50 - Step 5: Solve for x
x = 1,014,060,514,800,935.50/27,887,919.40 - Step 6: Final answer
x = 36,361,999.63
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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.