Finding the Fourth Proportional to 7,368,662.16, 11,040,773.94 and 4,481,295.39
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Solution
The fourth proportional to 7,368,662.16, 11,040,773.94 and 4,481,295.39 is: 6,714,511.85
Step by Step Solution
- Step 1: Write the proportion equation
7,368,662.16 : 11,040,773.94 = 4,481,295.39 : x - Step 2: Convert to fraction form
7,368,662.16/11,040,773.94 = 4,481,295.39/x - Step 3: Cross multiply
7,368,662.16x = 11,040,773.94 × 4,481,295.39 - Step 4: Simplify right side
7,368,662.16x = 49,476,969,359,354.13 - Step 5: Solve for x
x = 49,476,969,359,354.13/7,368,662.16 - Step 6: Final answer
x = 6,714,511.85
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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.