Finding the Fourth Proportional to 12,043,116.12, 18,064,517.66 and 2,945,292.54
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Solution
The fourth proportional to 12,043,116.12, 18,064,517.66 and 2,945,292.54 is: 4,417,900.53
Step by Step Solution
- Step 1: Write the proportion equation
12,043,116.12 : 18,064,517.66 = 2,945,292.54 : x - Step 2: Convert to fraction form
12,043,116.12/18,064,517.66 = 2,945,292.54/x - Step 3: Cross multiply
12,043,116.12x = 18,064,517.66 × 2,945,292.54 - Step 4: Simplify right side
12,043,116.12x = 53,205,289,102,696.26 - Step 5: Solve for x
x = 53,205,289,102,696.26/12,043,116.12 - Step 6: Final answer
x = 4,417,900.53
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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.