Finding the Fourth Proportional to 6,617,526.48, 9,129,861 and 4,327,027.92
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Solution
The fourth proportional to 6,617,526.48, 9,129,861 and 4,327,027.92 is: 5,969,777.92
Step by Step Solution
- Step 1: Write the proportion equation
6,617,526.48 : 9,129,861 = 4,327,027.92 : x - Step 2: Convert to fraction form
6,617,526.48/9,129,861 = 4,327,027.92/x - Step 3: Cross multiply
6,617,526.48x = 9,129,861 × 4,327,027.92 - Step 4: Simplify right side
6,617,526.48x = 39,505,163,452,719.12 - Step 5: Solve for x
x = 39,505,163,452,719.12/6,617,526.48 - Step 6: Final answer
x = 5,969,777.92
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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.