Finding the Fourth Proportional to 24,536,638.10, 36,804,957.15 and 8,380,831.70
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Solution
The fourth proportional to 24,536,638.10, 36,804,957.15 and 8,380,831.70 is: 12,571,247.55
Step by Step Solution
- Step 1: Write the proportion equation
24,536,638.10 : 36,804,957.15 = 8,380,831.70 : x - Step 2: Convert to fraction form
24,536,638.10/36,804,957.15 = 8,380,831.70/x - Step 3: Cross multiply
24,536,638.10x = 36,804,957.15 × 8,380,831.70 - Step 4: Simplify right side
24,536,638.10x = 308,456,151,599,861.62 - Step 5: Solve for x
x = 308,456,151,599,861.62/24,536,638.10 - Step 6: Final answer
x = 12,571,247.55
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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.