Finding the Fourth Proportional to 51,602,310.22, 71,211,198.54 and 28,397,437.10
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Solution
The fourth proportional to 51,602,310.22, 71,211,198.54 and 28,397,437.10 is: 39,188,468.94
Step by Step Solution
- Step 1: Write the proportion equation
51,602,310.22 : 71,211,198.54 = 28,397,437.10 : x - Step 2: Convert to fraction form
51,602,310.22/71,211,198.54 = 28,397,437.10/x - Step 3: Cross multiply
51,602,310.22x = 71,211,198.54 × 28,397,437.10 - Step 4: Simplify right side
51,602,310.22x = 2,022,215,531,355,262.25 - Step 5: Solve for x
x = 2,022,215,531,355,262.25/51,602,310.22 - Step 6: Final answer
x = 39,188,468.94
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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.