Finding the Fourth Proportional to 7,351,992.88, 11,025,649.63 and 2,427,107.60
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Solution
The fourth proportional to 7,351,992.88, 11,025,649.63 and 2,427,107.60 is: 3,639,889.00
Step by Step Solution
- Step 1: Write the proportion equation
7,351,992.88 : 11,025,649.63 = 2,427,107.60 : x - Step 2: Convert to fraction form
7,351,992.88/11,025,649.63 = 2,427,107.60/x - Step 3: Cross multiply
7,351,992.88x = 11,025,649.63 × 2,427,107.60 - Step 4: Simplify right side
7,351,992.88x = 26,760,437,988,242.15 - Step 5: Solve for x
x = 26,760,437,988,242.15/7,351,992.88 - Step 6: Final answer
x = 3,639,889.00
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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.