Finding the Fourth Proportional to 15,628,302.28, 23,438,674.86 and 4,268,810.44
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Solution
The fourth proportional to 15,628,302.28, 23,438,674.86 and 4,268,810.44 is: 6,402,183.56
Step by Step Solution
- Step 1: Write the proportion equation
15,628,302.28 : 23,438,674.86 = 4,268,810.44 : x - Step 2: Convert to fraction form
15,628,302.28/23,438,674.86 = 4,268,810.44/x - Step 3: Cross multiply
15,628,302.28x = 23,438,674.86 × 4,268,810.44 - Step 4: Simplify right side
15,628,302.28x = 100,055,259,942,133.55 - Step 5: Solve for x
x = 100,055,259,942,133.55/15,628,302.28 - Step 6: Final answer
x = 6,402,183.56
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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.