Finding the Fourth Proportional to 14,264,633.97, 21,396,877.11 and 3,481,991.31
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Solution
The fourth proportional to 14,264,633.97, 21,396,877.11 and 3,481,991.31 is: 5,222,968.94
Step by Step Solution
- Step 1: Write the proportion equation
14,264,633.97 : 21,396,877.11 = 3,481,991.31 : x - Step 2: Convert to fraction form
14,264,633.97/21,396,877.11 = 3,481,991.31/x - Step 3: Cross multiply
14,264,633.97x = 21,396,877.11 × 3,481,991.31 - Step 4: Simplify right side
14,264,633.97x = 74,503,740,158,157.91 - Step 5: Solve for x
x = 74,503,740,158,157.91/14,264,633.97 - Step 6: Final answer
x = 5,222,968.94
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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.