Finding the Fourth Proportional to 7,610,745.22, 11,418,022.94 and 2,219,396.24
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Solution
The fourth proportional to 7,610,745.22, 11,418,022.94 and 2,219,396.24 is: 3,329,649.92
Step by Step Solution
- Step 1: Write the proportion equation
7,610,745.22 : 11,418,022.94 = 2,219,396.24 : x - Step 2: Convert to fraction form
7,610,745.22/11,418,022.94 = 2,219,396.24/x - Step 3: Cross multiply
7,610,745.22x = 11,418,022.94 × 2,219,396.24 - Step 4: Simplify right side
7,610,745.22x = 25,341,117,181,269.75 - Step 5: Solve for x
x = 25,341,117,181,269.75/7,610,745.22 - Step 6: Final answer
x = 3,329,649.92
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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.