Finding the Fourth Proportional to 8,195,738.14, 11,311,599.50 and 4,888,244.62
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Solution
The fourth proportional to 8,195,738.14, 11,311,599.50 and 4,888,244.62 is: 6,746,660.82
Step by Step Solution
- Step 1: Write the proportion equation
8,195,738.14 : 11,311,599.50 = 4,888,244.62 : x - Step 2: Convert to fraction form
8,195,738.14/11,311,599.50 = 4,888,244.62/x - Step 3: Cross multiply
8,195,738.14x = 11,311,599.50 × 4,888,244.62 - Step 4: Simplify right side
8,195,738.14x = 55,293,865,375,028.46 - Step 5: Solve for x
x = 55,293,865,375,028.46/8,195,738.14 - Step 6: Final answer
x = 6,746,660.82
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1.5x scale
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.