Finding the Fourth Proportional to 6,168,301.12, 8,512,891.68 and 3,554,896.96
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Solution
The fourth proportional to 6,168,301.12, 8,512,891.68 and 3,554,896.96 is: 4,906,124.42
Step by Step Solution
- Step 1: Write the proportion equation
6,168,301.12 : 8,512,891.68 = 3,554,896.96 : x - Step 2: Convert to fraction form
6,168,301.12/8,512,891.68 = 3,554,896.96/x - Step 3: Cross multiply
6,168,301.12x = 8,512,891.68 × 3,554,896.96 - Step 4: Simplify right side
6,168,301.12x = 30,262,452,754,041.29 - Step 5: Solve for x
x = 30,262,452,754,041.29/6,168,301.12 - Step 6: Final answer
x = 4,906,124.42
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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.