Finding the Fourth Proportional to 6,746,210.09, 9,309,771.38 and 3,806,651.09
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Solution
The fourth proportional to 6,746,210.09, 9,309,771.38 and 3,806,651.09 is: 5,253,179.32
Step by Step Solution
- Step 1: Write the proportion equation
6,746,210.09 : 9,309,771.38 = 3,806,651.09 : x - Step 2: Convert to fraction form
6,746,210.09/9,309,771.38 = 3,806,651.09/x - Step 3: Cross multiply
6,746,210.09x = 9,309,771.38 × 3,806,651.09 - Step 4: Simplify right side
6,746,210.09x = 35,439,051,324,778.95 - Step 5: Solve for x
x = 35,439,051,324,778.95/6,746,210.09 - Step 6: Final answer
x = 5,253,179.32
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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.