Finding the Fourth Proportional to 38,364,283.97, 57,569,122.16 and 14,120,238.77
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Solution
The fourth proportional to 38,364,283.97, 57,569,122.16 and 14,120,238.77 is: 21,188,711.65
Step by Step Solution
- Step 1: Write the proportion equation
38,364,283.97 : 57,569,122.16 = 14,120,238.77 : x - Step 2: Convert to fraction form
38,364,283.97/57,569,122.16 = 14,120,238.77/x - Step 3: Cross multiply
38,364,283.97x = 57,569,122.16 × 14,120,238.77 - Step 4: Simplify right side
38,364,283.97x = 812,889,750,607,897 - Step 5: Solve for x
x = 812,889,750,607,897/38,364,283.97 - Step 6: Final answer
x = 21,188,711.65
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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.