Finding the Fourth Proportional to 11,259,900.14, 16,889,851.74 and 2,740,236.60
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Solution
The fourth proportional to 11,259,900.14, 16,889,851.74 and 2,740,236.60 is: 4,110,355.28
Step by Step Solution
- Step 1: Write the proportion equation
11,259,900.14 : 16,889,851.74 = 2,740,236.60 : x - Step 2: Convert to fraction form
11,259,900.14/16,889,851.74 = 2,740,236.60/x - Step 3: Cross multiply
11,259,900.14x = 16,889,851.74 × 2,740,236.60 - Step 4: Simplify right side
11,259,900.14x = 46,282,189,980,134.51 - Step 5: Solve for x
x = 46,282,189,980,134.51/11,259,900.14 - Step 6: Final answer
x = 4,110,355.28
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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.