Finding the Fourth Proportional to 11,976,224.26, 17,977,765.11 and 4,792,765.18
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Solution
The fourth proportional to 11,976,224.26, 17,977,765.11 and 4,792,765.18 is: 7,194,521.80
Step by Step Solution
- Step 1: Write the proportion equation
11,976,224.26 : 17,977,765.11 = 4,792,765.18 : x - Step 2: Convert to fraction form
11,976,224.26/17,977,765.11 = 4,792,765.18/x - Step 3: Cross multiply
11,976,224.26x = 17,977,765.11 × 4,792,765.18 - Step 4: Simplify right side
11,976,224.26x = 86,163,206,519,574.22 - Step 5: Solve for x
x = 86,163,206,519,574.22/11,976,224.26 - Step 6: Final answer
x = 7,194,521.80
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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.