Finding the Fourth Proportional to 6,923,391.09, 10,385,529.84 and 2,663,559.32
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Solution
The fourth proportional to 6,923,391.09, 10,385,529.84 and 2,663,559.32 is: 3,995,509.48
Step by Step Solution
- Step 1: Write the proportion equation
6,923,391.09 : 10,385,529.84 = 2,663,559.32 : x - Step 2: Convert to fraction form
6,923,391.09/10,385,529.84 = 2,663,559.32/x - Step 3: Cross multiply
6,923,391.09x = 10,385,529.84 × 2,663,559.32 - Step 4: Simplify right side
6,923,391.09x = 27,662,474,746,542.46 - Step 5: Solve for x
x = 27,662,474,746,542.46/6,923,391.09 - Step 6: Final answer
x = 3,995,509.48
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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.