Finding the Fourth Proportional to 6,768,535.68, 10,147,754.16 and 4,072,229.10
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Solution
The fourth proportional to 6,768,535.68, 10,147,754.16 and 4,072,229.10 is: 6,105,305.75
Step by Step Solution
- Step 1: Write the proportion equation
6,768,535.68 : 10,147,754.16 = 4,072,229.10 : x - Step 2: Convert to fraction form
6,768,535.68/10,147,754.16 = 4,072,229.10/x - Step 3: Cross multiply
6,768,535.68x = 10,147,754.16 × 4,072,229.10 - Step 4: Simplify right side
6,768,535.68x = 41,323,979,789,998.05 - Step 5: Solve for x
x = 41,323,979,789,998.05/6,768,535.68 - Step 6: Final answer
x = 6,105,305.75
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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.