Finding the Fourth Proportional to 16,170,000.20, 24,255,000.30 and 8,084,223.80
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Solution
The fourth proportional to 16,170,000.20, 24,255,000.30 and 8,084,223.80 is: 12,126,335.70
Step by Step Solution
- Step 1: Write the proportion equation
16,170,000.20 : 24,255,000.30 = 8,084,223.80 : x - Step 2: Convert to fraction form
16,170,000.20/24,255,000.30 = 8,084,223.80/x - Step 3: Cross multiply
16,170,000.20x = 24,255,000.30 × 8,084,223.80 - Step 4: Simplify right side
16,170,000.20x = 196,082,850,694,267.16 - Step 5: Solve for x
x = 196,082,850,694,267.16/16,170,000.20 - Step 6: Final answer
x = 12,126,335.70
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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.