Finding the Fourth Proportional to 7,079,256.68, 10,618,891.08 and 3,033,120.82
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Solution
The fourth proportional to 7,079,256.68, 10,618,891.08 and 3,033,120.82 is: 4,549,683.83
Step by Step Solution
- Step 1: Write the proportion equation
7,079,256.68 : 10,618,891.08 = 3,033,120.82 : x - Step 2: Convert to fraction form
7,079,256.68/10,618,891.08 = 3,033,120.82/x - Step 3: Cross multiply
7,079,256.68x = 10,618,891.08 × 3,033,120.82 - Step 4: Simplify right side
7,079,256.68x = 32,208,379,620,060.29 - Step 5: Solve for x
x = 32,208,379,620,060.29/7,079,256.68 - Step 6: Final answer
x = 4,549,683.83
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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.