Finding the Fourth Proportional to 10,911,024.70, 16,366,537.05 and 6,659,496.70
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Solution
The fourth proportional to 10,911,024.70, 16,366,537.05 and 6,659,496.70 is: 9,989,245.05
Step by Step Solution
- Step 1: Write the proportion equation
10,911,024.70 : 16,366,537.05 = 6,659,496.70 : x - Step 2: Convert to fraction form
10,911,024.70/16,366,537.05 = 6,659,496.70/x - Step 3: Cross multiply
10,911,024.70x = 16,366,537.05 × 6,659,496.70 - Step 4: Simplify right side
10,911,024.70x = 108,992,899,474,902.75 - Step 5: Solve for x
x = 108,992,899,474,902.75/10,911,024.70 - Step 6: Final answer
x = 9,989,245.05
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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.