Finding the Fourth Proportional to 7,751,311.98, 10,696,733.19 and 4,313,494.14
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Solution
The fourth proportional to 7,751,311.98, 10,696,733.19 and 4,313,494.14 is: 5,952,578.87
Step by Step Solution
- Step 1: Write the proportion equation
7,751,311.98 : 10,696,733.19 = 4,313,494.14 : x - Step 2: Convert to fraction form
7,751,311.98/10,696,733.19 = 4,313,494.14/x - Step 3: Cross multiply
7,751,311.98x = 10,696,733.19 × 4,313,494.14 - Step 4: Simplify right side
7,751,311.98x = 46,140,295,932,208.50 - Step 5: Solve for x
x = 46,140,295,932,208.50/7,751,311.98 - Step 6: Final answer
x = 5,952,578.87
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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.