Finding the Fourth Proportional to 25,510,912.14, 35,203,541.70 and 14,496,133.12
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Solution
The fourth proportional to 25,510,912.14, 35,203,541.70 and 14,496,133.12 is: 20,003,801.66
Step by Step Solution
- Step 1: Write the proportion equation
25,510,912.14 : 35,203,541.70 = 14,496,133.12 : x - Step 2: Convert to fraction form
25,510,912.14/35,203,541.70 = 14,496,133.12/x - Step 3: Cross multiply
25,510,912.14x = 35,203,541.70 × 14,496,133.12 - Step 4: Simplify right side
25,510,912.14x = 510,315,226,745,022.75 - Step 5: Solve for x
x = 510,315,226,745,022.75/25,510,912.14 - Step 6: Final answer
x = 20,003,801.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.