Finding the Fourth Proportional to 14,617,544.96, 20,167,574.64 and 8,504,792.48
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Solution
The fourth proportional to 14,617,544.96, 20,167,574.64 and 8,504,792.48 is: 11,733,915.48
Step by Step Solution
- Step 1: Write the proportion equation
14,617,544.96 : 20,167,574.64 = 8,504,792.48 : x - Step 2: Convert to fraction form
14,617,544.96/20,167,574.64 = 8,504,792.48/x - Step 3: Cross multiply
14,617,544.96x = 20,167,574.64 × 8,504,792.48 - Step 4: Simplify right side
14,617,544.96x = 171,521,037,138,110.72 - Step 5: Solve for x
x = 171,521,037,138,110.72/14,617,544.96 - Step 6: Final answer
x = 11,733,915.48
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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.