Finding the Fourth Proportional to 24,102,738.12, 33,261,671.88 and 13,089,401.40
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Solution
The fourth proportional to 24,102,738.12, 33,261,671.88 and 13,089,401.40 is: 18,063,315.97
Step by Step Solution
- Step 1: Write the proportion equation
24,102,738.12 : 33,261,671.88 = 13,089,401.40 : x - Step 2: Convert to fraction form
24,102,738.12/33,261,671.88 = 13,089,401.40/x - Step 3: Cross multiply
24,102,738.12x = 33,261,671.88 × 13,089,401.40 - Step 4: Simplify right side
24,102,738.12x = 435,375,374,472,412.62 - Step 5: Solve for x
x = 435,375,374,472,412.62/24,102,738.12 - Step 6: Final answer
x = 18,063,315.97
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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.