Finding the Fourth Proportional to 21,744,850.74, 32,573,732.94 and 13,104,144.96
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Solution
The fourth proportional to 21,744,850.74, 32,573,732.94 and 13,104,144.96 is: 19,629,976.93
Step by Step Solution
- Step 1: Write the proportion equation
21,744,850.74 : 32,573,732.94 = 13,104,144.96 : x - Step 2: Convert to fraction form
21,744,850.74/32,573,732.94 = 13,104,144.96/x - Step 3: Cross multiply
21,744,850.74x = 32,573,732.94 × 13,104,144.96 - Step 4: Simplify right side
21,744,850.74x = 426,850,918,334,087 - Step 5: Solve for x
x = 426,850,918,334,087/21,744,850.74 - Step 6: Final answer
x = 19,629,976.93
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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.