Finding the Fourth Proportional to 7,349,147.82, 11,023,008.93 and 2,231,622.09
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Solution
The fourth proportional to 7,349,147.82, 11,023,008.93 and 2,231,622.09 is: 3,347,216.69
Step by Step Solution
- Step 1: Write the proportion equation
7,349,147.82 : 11,023,008.93 = 2,231,622.09 : x - Step 2: Convert to fraction form
7,349,147.82/11,023,008.93 = 2,231,622.09/x - Step 3: Cross multiply
7,349,147.82x = 11,023,008.93 × 2,231,622.09 - Step 4: Simplify right side
7,349,147.82x = 24,599,190,226,455.26 - Step 5: Solve for x
x = 24,599,190,226,455.26/7,349,147.82 - Step 6: Final answer
x = 3,347,216.69
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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.