Finding the Fourth Proportional to 14,621,906.42, 20,179,584.87 and 8,095,535.99
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Solution
The fourth proportional to 14,621,906.42, 20,179,584.87 and 8,095,535.99 is: 11,172,589.33
Step by Step Solution
- Step 1: Write the proportion equation
14,621,906.42 : 20,179,584.87 = 8,095,535.99 : x - Step 2: Convert to fraction form
14,621,906.42/20,179,584.87 = 8,095,535.99/x - Step 3: Cross multiply
14,621,906.42x = 20,179,584.87 × 8,095,535.99 - Step 4: Simplify right side
14,621,906.42x = 163,364,555,578,344.47 - Step 5: Solve for x
x = 163,364,555,578,344.47/14,621,906.42 - Step 6: Final answer
x = 11,172,589.33
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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.