Finding the Fourth Proportional to 31,136,546.53, 46,709,277.12 and 9,572,958.79
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Solution
The fourth proportional to 31,136,546.53, 46,709,277.12 and 9,572,958.79 is: 14,360,808.60
Step by Step Solution
- Step 1: Write the proportion equation
31,136,546.53 : 46,709,277.12 = 9,572,958.79 : x - Step 2: Convert to fraction form
31,136,546.53/46,709,277.12 = 9,572,958.79/x - Step 3: Cross multiply
31,136,546.53x = 46,709,277.12 × 9,572,958.79 - Step 4: Simplify right side
31,136,546.53x = 447,145,985,099,497.19 - Step 5: Solve for x
x = 447,145,985,099,497.19/31,136,546.53 - Step 6: Final answer
x = 14,360,808.60
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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.