Finding the Fourth Proportional to 10,324,313.24, 15,485,460.78 and 3,135,909.56
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Solution
The fourth proportional to 10,324,313.24, 15,485,460.78 and 3,135,909.56 is: 4,703,557.84
Step by Step Solution
- Step 1: Write the proportion equation
10,324,313.24 : 15,485,460.78 = 3,135,909.56 : x - Step 2: Convert to fraction form
10,324,313.24/15,485,460.78 = 3,135,909.56/x - Step 3: Cross multiply
10,324,313.24x = 15,485,460.78 × 3,135,909.56 - Step 4: Simplify right side
10,324,313.24x = 48,561,004,501,007.05 - Step 5: Solve for x
x = 48,561,004,501,007.05/10,324,313.24 - Step 6: Final answer
x = 4,703,557.84
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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.