Finding the Fourth Proportional to 8,413,880.56, 12,616,330.64 and 4,366,293.04
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Solution
The fourth proportional to 8,413,880.56, 12,616,330.64 and 4,366,293.04 is: 6,547,109.42
Step by Step Solution
- Step 1: Write the proportion equation
8,413,880.56 : 12,616,330.64 = 4,366,293.04 : x - Step 2: Convert to fraction form
8,413,880.56/12,616,330.64 = 4,366,293.04/x - Step 3: Cross multiply
8,413,880.56x = 12,616,330.64 × 4,366,293.04 - Step 4: Simplify right side
8,413,880.56x = 55,086,596,663,770.75 - Step 5: Solve for x
x = 55,086,596,663,770.75/8,413,880.56 - Step 6: Final answer
x = 6,547,109.42
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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.