Finding the Fourth Proportional to 27,486,890.87, 41,230,461.37 and 9,291,183.46
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Solution
The fourth proportional to 27,486,890.87, 41,230,461.37 and 9,291,183.46 is: 13,936,817.46
Step by Step Solution
- Step 1: Write the proportion equation
27,486,890.87 : 41,230,461.37 = 9,291,183.46 : x - Step 2: Convert to fraction form
27,486,890.87/41,230,461.37 = 9,291,183.46/x - Step 3: Cross multiply
27,486,890.87x = 41,230,461.37 × 9,291,183.46 - Step 4: Simplify right side
27,486,890.87x = 383,079,780,729,112.94 - Step 5: Solve for x
x = 383,079,780,729,112.94/27,486,890.87 - Step 6: Final answer
x = 13,936,817.46
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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.