Finding the Fourth Proportional to 25,561,021.24, 35,277,236.22 and 14,397,881.68
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Solution
The fourth proportional to 25,561,021.24, 35,277,236.22 and 14,397,881.68 is: 19,870,781.70
Step by Step Solution
- Step 1: Write the proportion equation
25,561,021.24 : 35,277,236.22 = 14,397,881.68 : x - Step 2: Convert to fraction form
25,561,021.24/35,277,236.22 = 14,397,881.68/x - Step 3: Cross multiply
25,561,021.24x = 35,277,236.22 × 14,397,881.68 - Step 4: Simplify right side
25,561,021.24x = 507,917,473,092,970.44 - Step 5: Solve for x
x = 507,917,473,092,970.44/25,561,021.24 - Step 6: Final answer
x = 19,870,781.70
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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.