Finding the Fourth Proportional to 7,984,243.63, 11,018,245.47 and 4,546,484.83
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Solution
The fourth proportional to 7,984,243.63, 11,018,245.47 and 4,546,484.83 is: 6,274,142.95
Step by Step Solution
- Step 1: Write the proportion equation
7,984,243.63 : 11,018,245.47 = 4,546,484.83 : x - Step 2: Convert to fraction form
7,984,243.63/11,018,245.47 = 4,546,484.83/x - Step 3: Cross multiply
7,984,243.63x = 11,018,245.47 × 4,546,484.83 - Step 4: Simplify right side
7,984,243.63x = 50,094,285,882,571.23 - Step 5: Solve for x
x = 50,094,285,882,571.23/7,984,243.63 - Step 6: Final answer
x = 6,274,142.95
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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.