Finding the Fourth Proportional to 6,207,254.16, 9,311,754.83 and 2,163,160.68
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Solution
The fourth proportional to 6,207,254.16, 9,311,754.83 and 2,163,160.68 is: 3,245,045.45
Step by Step Solution
- Step 1: Write the proportion equation
6,207,254.16 : 9,311,754.83 = 2,163,160.68 : x - Step 2: Convert to fraction form
6,207,254.16/9,311,754.83 = 2,163,160.68/x - Step 3: Cross multiply
6,207,254.16x = 9,311,754.83 × 2,163,160.68 - Step 4: Simplify right side
6,207,254.16x = 20,142,821,899,240.28 - Step 5: Solve for x
x = 20,142,821,899,240.28/6,207,254.16 - Step 6: Final answer
x = 3,245,045.45
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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.