Finding the Fourth Proportional to 60,920,292.47, 91,371,450.13 and 17,777,912.09
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Solution
The fourth proportional to 60,920,292.47, 91,371,450.13 and 17,777,912.09 is: 26,664,245.07
Step by Step Solution
- Step 1: Write the proportion equation
60,920,292.47 : 91,371,450.13 = 17,777,912.09 : x - Step 2: Convert to fraction form
60,920,292.47/91,371,450.13 = 17,777,912.09/x - Step 3: Cross multiply
60,920,292.47x = 91,371,450.13 × 17,777,912.09 - Step 4: Simplify right side
60,920,292.47x = 1,624,393,607,946,959 - Step 5: Solve for x
x = 1,624,393,607,946,959/60,920,292.47 - Step 6: Final answer
x = 26,664,245.07
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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.