Finding the Fourth Proportional to 6,307,393.70, 9,467,071.97 and 3,903,968.18
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Solution
The fourth proportional to 6,307,393.70, 9,467,071.97 and 3,903,968.18 is: 5,859,654.48
Step by Step Solution
- Step 1: Write the proportion equation
6,307,393.70 : 9,467,071.97 = 3,903,968.18 : x - Step 2: Convert to fraction form
6,307,393.70/9,467,071.97 = 3,903,968.18/x - Step 3: Cross multiply
6,307,393.70x = 9,467,071.97 × 3,903,968.18 - Step 4: Simplify right side
6,307,393.70x = 36,959,147,728,649.92 - Step 5: Solve for x
x = 36,959,147,728,649.92/6,307,393.70 - Step 6: Final answer
x = 5,859,654.48
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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.