Finding the Fourth Proportional to 23,646,748.11, 32,631,768.41 and 13,863,706.62
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Solution
The fourth proportional to 23,646,748.11, 32,631,768.41 and 13,863,706.62 is: 19,131,478.95
Step by Step Solution
- Step 1: Write the proportion equation
23,646,748.11 : 32,631,768.41 = 13,863,706.62 : x - Step 2: Convert to fraction form
23,646,748.11/32,631,768.41 = 13,863,706.62/x - Step 3: Cross multiply
23,646,748.11x = 32,631,768.41 × 13,863,706.62 - Step 4: Simplify right side
23,646,748.11x = 452,397,263,836,871.81 - Step 5: Solve for x
x = 452,397,263,836,871.81/23,646,748.11 - Step 6: Final answer
x = 19,131,478.95
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1.5x scale
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.