Finding the Fourth Proportional to 9,825,861.53, 14,741,526.68 and 4,286,881.91
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Solution
The fourth proportional to 9,825,861.53, 14,741,526.68 and 4,286,881.91 is: 6,431,515.84
Step by Step Solution
- Step 1: Write the proportion equation
9,825,861.53 : 14,741,526.68 = 4,286,881.91 : x - Step 2: Convert to fraction form
9,825,861.53/14,741,526.68 = 4,286,881.91/x - Step 3: Cross multiply
9,825,861.53x = 14,741,526.68 × 4,286,881.91 - Step 4: Simplify right side
9,825,861.53x = 63,195,184,050,274.36 - Step 5: Solve for x
x = 63,195,184,050,274.36/9,825,861.53 - Step 6: Final answer
x = 6,431,515.84
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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.