Finding the Fourth Proportional to 5,267,442.15, 7,269,660.09 and 2,975,750.46
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Solution
The fourth proportional to 5,267,442.15, 7,269,660.09 and 2,975,750.46 is: 4,106,868.90
Step by Step Solution
- Step 1: Write the proportion equation
5,267,442.15 : 7,269,660.09 = 2,975,750.46 : x - Step 2: Convert to fraction form
5,267,442.15/7,269,660.09 = 2,975,750.46/x - Step 3: Cross multiply
5,267,442.15x = 7,269,660.09 × 2,975,750.46 - Step 4: Simplify right side
5,267,442.15x = 21,632,694,356,861.14 - Step 5: Solve for x
x = 21,632,694,356,861.14/5,267,442.15 - Step 6: Final answer
x = 4,106,868.90
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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.