Finding the Fourth Proportional to 26,620,583.70, 36,738,085.56 and 15,013,912.26
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Solution
The fourth proportional to 26,620,583.70, 36,738,085.56 and 15,013,912.26 is: 20,720,146.46
Step by Step Solution
- Step 1: Write the proportion equation
26,620,583.70 : 36,738,085.56 = 15,013,912.26 : x - Step 2: Convert to fraction form
26,620,583.70/36,738,085.56 = 15,013,912.26/x - Step 3: Cross multiply
26,620,583.70x = 36,738,085.56 × 15,013,912.26 - Step 4: Simplify right side
26,620,583.70x = 551,582,393,198,213 - Step 5: Solve for x
x = 551,582,393,198,213/26,620,583.70 - Step 6: Final answer
x = 20,720,146.46
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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.