Finding the Fourth Proportional to 8,118,527.70, 12,179,198.49 and 2,727,703.92
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Solution
The fourth proportional to 8,118,527.70, 12,179,198.49 and 2,727,703.92 is: 4,092,028.59
Step by Step Solution
- Step 1: Write the proportion equation
8,118,527.70 : 12,179,198.49 = 2,727,703.92 : x - Step 2: Convert to fraction form
8,118,527.70/12,179,198.49 = 2,727,703.92/x - Step 3: Cross multiply
8,118,527.70x = 12,179,198.49 × 2,727,703.92 - Step 4: Simplify right side
8,118,527.70x = 33,221,247,463,631.08 - Step 5: Solve for x
x = 33,221,247,463,631.08/8,118,527.70 - Step 6: Final answer
x = 4,092,028.59
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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.