Finding the Fourth Proportional to 18,046,163.37, 24,903,711.12 and 9,786,223.17
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Solution
The fourth proportional to 18,046,163.37, 24,903,711.12 and 9,786,223.17 is: 13,504,991.05
Step by Step Solution
- Step 1: Write the proportion equation
18,046,163.37 : 24,903,711.12 = 9,786,223.17 : x - Step 2: Convert to fraction form
18,046,163.37/24,903,711.12 = 9,786,223.17/x - Step 3: Cross multiply
18,046,163.37x = 24,903,711.12 × 9,786,223.17 - Step 4: Simplify right side
18,046,163.37x = 243,713,274,781,530.66 - Step 5: Solve for x
x = 243,713,274,781,530.66/18,046,163.37 - Step 6: Final answer
x = 13,504,991.05
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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.