Finding the Fourth Proportional to 9,198,396.76, 13,809,803.46 and 7,859,165.44
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Solution
The fourth proportional to 9,198,396.76, 13,809,803.46 and 7,859,165.44 is: 11,799,179.02
Step by Step Solution
- Step 1: Write the proportion equation
9,198,396.76 : 13,809,803.46 = 7,859,165.44 : x - Step 2: Convert to fraction form
9,198,396.76/13,809,803.46 = 7,859,165.44/x - Step 3: Cross multiply
9,198,396.76x = 13,809,803.46 × 7,859,165.44 - Step 4: Simplify right side
9,198,396.76x = 108,533,530,086,024.44 - Step 5: Solve for x
x = 108,533,530,086,024.44/9,198,396.76 - Step 6: Final answer
x = 11,799,179.02
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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.