Finding the Fourth Proportional to 24,775,708.40, 37,128,133.20 and 17,193,816.80
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Solution
The fourth proportional to 24,775,708.40, 37,128,133.20 and 17,193,816.80 is: 25,766,137.95
Step by Step Solution
- Step 1: Write the proportion equation
24,775,708.40 : 37,128,133.20 = 17,193,816.80 : x - Step 2: Convert to fraction form
24,775,708.40/37,128,133.20 = 17,193,816.80/x - Step 3: Cross multiply
24,775,708.40x = 37,128,133.20 × 17,193,816.80 - Step 4: Simplify right side
24,775,708.40x = 638,374,320,366,797.88 - Step 5: Solve for x
x = 638,374,320,366,797.88/24,775,708.40 - Step 6: Final answer
x = 25,766,137.95
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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.