Finding the Fourth Proportional to 11,727,224.24, 16,183,541.53 and 6,428,909.83
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Solution
The fourth proportional to 11,727,224.24, 16,183,541.53 and 6,428,909.83 is: 8,871,880.26
Step by Step Solution
- Step 1: Write the proportion equation
11,727,224.24 : 16,183,541.53 = 6,428,909.83 : x - Step 2: Convert to fraction form
11,727,224.24/16,183,541.53 = 6,428,909.83/x - Step 3: Cross multiply
11,727,224.24x = 16,183,541.53 × 6,428,909.83 - Step 4: Simplify right side
11,727,224.24x = 104,042,529,250,816.81 - Step 5: Solve for x
x = 104,042,529,250,816.81/11,727,224.24 - Step 6: Final answer
x = 8,871,880.26
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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.