Finding the Fourth Proportional to 16,118,831.20, 24,178,246.80 and 14,355,234.40
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Solution
The fourth proportional to 16,118,831.20, 24,178,246.80 and 14,355,234.40 is: 21,532,851.60
Step by Step Solution
- Step 1: Write the proportion equation
16,118,831.20 : 24,178,246.80 = 14,355,234.40 : x - Step 2: Convert to fraction form
16,118,831.20/24,178,246.80 = 14,355,234.40/x - Step 3: Cross multiply
16,118,831.20x = 24,178,246.80 × 14,355,234.40 - Step 4: Simplify right side
16,118,831.20x = 347,084,400,195,049.94 - Step 5: Solve for x
x = 347,084,400,195,049.94/16,118,831.20 - Step 6: Final answer
x = 21,532,851.60
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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.