Finding the Fourth Proportional to 11,046,144.26, 15,235,826.64 and 7,373,208.98
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Solution
The fourth proportional to 11,046,144.26, 15,235,826.64 and 7,373,208.98 is: 10,169,786.96
Step by Step Solution
- Step 1: Write the proportion equation
11,046,144.26 : 15,235,826.64 = 7,373,208.98 : x - Step 2: Convert to fraction form
11,046,144.26/15,235,826.64 = 7,373,208.98/x - Step 3: Cross multiply
11,046,144.26x = 15,235,826.64 × 7,373,208.98 - Step 4: Simplify right side
11,046,144.26x = 112,336,933,799,771.23 - Step 5: Solve for x
x = 112,336,933,799,771.23/11,046,144.26 - Step 6: Final answer
x = 10,169,786.96
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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.