Finding the Fourth Proportional to 12,234,896.86, 16,883,800.62 and 6,728,266.18
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Solution
The fourth proportional to 12,234,896.86, 16,883,800.62 and 6,728,266.18 is: 9,284,810.98
Step by Step Solution
- Step 1: Write the proportion equation
12,234,896.86 : 16,883,800.62 = 6,728,266.18 : x - Step 2: Convert to fraction form
12,234,896.86/16,883,800.62 = 6,728,266.18/x - Step 3: Cross multiply
12,234,896.86x = 16,883,800.62 × 6,728,266.18 - Step 4: Simplify right side
12,234,896.86x = 113,598,704,701,409.03 - Step 5: Solve for x
x = 113,598,704,701,409.03/12,234,896.86 - Step 6: Final answer
x = 9,284,810.98
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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.