Finding the Fourth Proportional to 11,665,444.62, 17,498,168.74 and 3,145,782
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Solution
The fourth proportional to 11,665,444.62, 17,498,168.74 and 3,145,782 is: 4,718,673.49
Step by Step Solution
- Step 1: Write the proportion equation
11,665,444.62 : 17,498,168.74 = 3,145,782 : x - Step 2: Convert to fraction form
11,665,444.62/17,498,168.74 = 3,145,782/x - Step 3: Cross multiply
11,665,444.62x = 17,498,168.74 × 3,145,782 - Step 4: Simplify right side
11,665,444.62x = 55,045,424,255,254.67 - Step 5: Solve for x
x = 55,045,424,255,254.67/11,665,444.62 - Step 6: Final answer
x = 4,718,673.49
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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.