Finding the Fourth Proportional to 11,936,580.87, 17,910,162.59 and 6,255,453.99
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Solution
The fourth proportional to 11,936,580.87, 17,910,162.59 and 6,255,453.99 is: 9,385,953.92
Step by Step Solution
- Step 1: Write the proportion equation
11,936,580.87 : 17,910,162.59 = 6,255,453.99 : x - Step 2: Convert to fraction form
11,936,580.87/17,910,162.59 = 6,255,453.99/x - Step 3: Cross multiply
11,936,580.87x = 17,910,162.59 × 6,255,453.99 - Step 4: Simplify right side
11,936,580.87x = 112,036,198,003,886.97 - Step 5: Solve for x
x = 112,036,198,003,886.97/11,936,580.87 - Step 6: Final answer
x = 9,385,953.92
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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.