Finding the Fourth Proportional to 7,310,037.24, 10,088,906.97 and 4,211,967.18
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Solution
The fourth proportional to 7,310,037.24, 10,088,906.97 and 4,211,967.18 is: 5,813,122.92
Step by Step Solution
- Step 1: Write the proportion equation
7,310,037.24 : 10,088,906.97 = 4,211,967.18 : x - Step 2: Convert to fraction form
7,310,037.24/10,088,906.97 = 4,211,967.18/x - Step 3: Cross multiply
7,310,037.24x = 10,088,906.97 × 4,211,967.18 - Step 4: Simplify right side
7,310,037.24x = 42,494,145,039,713.24 - Step 5: Solve for x
x = 42,494,145,039,713.24/7,310,037.24 - Step 6: Final answer
x = 5,813,122.92
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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.