Finding the Fourth Proportional to 15,593,376.55, 21,517,767.23 and 9,066,542.96
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Solution
The fourth proportional to 15,593,376.55, 21,517,767.23 and 9,066,542.96 is: 12,511,194.12
Step by Step Solution
- Step 1: Write the proportion equation
15,593,376.55 : 21,517,767.23 = 9,066,542.96 : x - Step 2: Convert to fraction form
15,593,376.55/21,517,767.23 = 9,066,542.96/x - Step 3: Cross multiply
15,593,376.55x = 21,517,767.23 × 9,066,542.96 - Step 4: Simplify right side
15,593,376.55x = 195,091,760,994,075.22 - Step 5: Solve for x
x = 195,091,760,994,075.22/15,593,376.55 - Step 6: Final answer
x = 12,511,194.12
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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.