Finding the Fourth Proportional to 25,561,020.24, 35,277,234.84 and 14,397,880.68
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Solution
The fourth proportional to 25,561,020.24, 35,277,234.84 and 14,397,880.68 is: 19,870,780.32
Step by Step Solution
- Step 1: Write the proportion equation
25,561,020.24 : 35,277,234.84 = 14,397,880.68 : x - Step 2: Convert to fraction form
25,561,020.24/35,277,234.84 = 14,397,880.68/x - Step 3: Cross multiply
25,561,020.24x = 35,277,234.84 × 14,397,880.68 - Step 4: Simplify right side
25,561,020.24x = 507,917,417,946,658.94 - Step 5: Solve for x
x = 507,917,417,946,658.94/25,561,020.24 - Step 6: Final answer
x = 19,870,780.32
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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.