Finding the Fourth Proportional to 8,270,516.09, 12,406,366.67 and 2,205,216.04
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Solution
The fourth proportional to 8,270,516.09, 12,406,366.67 and 2,205,216.04 is: 3,307,982.05
Step by Step Solution
- Step 1: Write the proportion equation
8,270,516.09 : 12,406,366.67 = 2,205,216.04 : x - Step 2: Convert to fraction form
8,270,516.09/12,406,366.67 = 2,205,216.04/x - Step 3: Cross multiply
8,270,516.09x = 12,406,366.67 × 2,205,216.04 - Step 4: Simplify right side
8,270,516.09x = 27,358,718,778,805.39 - Step 5: Solve for x
x = 27,358,718,778,805.39/8,270,516.09 - Step 6: Final answer
x = 3,307,982.05
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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.