Finding the Fourth Proportional to 5,573,339.70, 7,691,288.49 and 4,175,424.42
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Solution
The fourth proportional to 5,573,339.70, 7,691,288.49 and 4,175,424.42 is: 5,762,145.41
Step by Step Solution
- Step 1: Write the proportion equation
5,573,339.70 : 7,691,288.49 = 4,175,424.42 : x - Step 2: Convert to fraction form
5,573,339.70/7,691,288.49 = 4,175,424.42/x - Step 3: Cross multiply
5,573,339.70x = 7,691,288.49 × 4,175,424.42 - Step 4: Simplify right side
5,573,339.70x = 32,114,393,782,410.93 - Step 5: Solve for x
x = 32,114,393,782,410.93/5,573,339.70 - Step 6: Final answer
x = 5,762,145.41
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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.