Finding the Fourth Proportional to 83,825,401.44, 125,738,107.92 and 23,241,129.12
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Solution
The fourth proportional to 83,825,401.44, 125,738,107.92 and 23,241,129.12 is: 34,861,695.28
Step by Step Solution
- Step 1: Write the proportion equation
83,825,401.44 : 125,738,107.92 = 23,241,129.12 : x - Step 2: Convert to fraction form
83,825,401.44/125,738,107.92 = 23,241,129.12/x - Step 3: Cross multiply
83,825,401.44x = 125,738,107.92 × 23,241,129.12 - Step 4: Simplify right side
83,825,401.44x = 2,922,295,601,473,215 - Step 5: Solve for x
x = 2,922,295,601,473,215/83,825,401.44 - Step 6: Final answer
x = 34,861,695.28
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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.