Finding the Fourth Proportional to 16,170,051.20, 24,255,076.80 and 8,084,274.80
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Solution
The fourth proportional to 16,170,051.20, 24,255,076.80 and 8,084,274.80 is: 12,126,412.20
Step by Step Solution
- Step 1: Write the proportion equation
16,170,051.20 : 24,255,076.80 = 8,084,274.80 : x - Step 2: Convert to fraction form
16,170,051.20/24,255,076.80 = 8,084,274.80/x - Step 3: Cross multiply
16,170,051.20x = 24,255,076.80 × 8,084,274.80 - Step 4: Simplify right side
16,170,051.20x = 196,084,706,146,304.66 - Step 5: Solve for x
x = 196,084,706,146,304.66/16,170,051.20 - Step 6: Final answer
x = 12,126,412.20
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1.5x scale
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.