Finding the Fourth Proportional to 34,186,872.90, 47,177,862.93 and 18,716,953.44
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Solution
The fourth proportional to 34,186,872.90, 47,177,862.93 and 18,716,953.44 is: 25,829,383.88
Step by Step Solution
- Step 1: Write the proportion equation
34,186,872.90 : 47,177,862.93 = 18,716,953.44 : x - Step 2: Convert to fraction form
34,186,872.90/47,177,862.93 = 18,716,953.44/x - Step 3: Cross multiply
34,186,872.90x = 47,177,862.93 × 18,716,953.44 - Step 4: Simplify right side
34,186,872.90x = 883,025,863,859,512 - Step 5: Solve for x
x = 883,025,863,859,512/34,186,872.90 - Step 6: Final answer
x = 25,829,383.88
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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.