Finding the Fourth Proportional to 12,821,733.14, 19,232,617.49 and 3,723,856.88
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Solution
The fourth proportional to 12,821,733.14, 19,232,617.49 and 3,723,856.88 is: 5,585,790.48
Step by Step Solution
- Step 1: Write the proportion equation
12,821,733.14 : 19,232,617.49 = 3,723,856.88 : x - Step 2: Convert to fraction form
12,821,733.14/19,232,617.49 = 3,723,856.88/x - Step 3: Cross multiply
12,821,733.14x = 19,232,617.49 × 3,723,856.88 - Step 4: Simplify right side
12,821,733.14x = 71,619,514,859,726.92 - Step 5: Solve for x
x = 71,619,514,859,726.92/12,821,733.14 - Step 6: Final answer
x = 5,585,790.48
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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.