Finding the Fourth Proportional to 16,128,720.60, 24,193,080.90 and 8,066,563.80
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Solution
The fourth proportional to 16,128,720.60, 24,193,080.90 and 8,066,563.80 is: 12,099,845.70
Step by Step Solution
- Step 1: Write the proportion equation
16,128,720.60 : 24,193,080.90 = 8,066,563.80 : x - Step 2: Convert to fraction form
16,128,720.60/24,193,080.90 = 8,066,563.80/x - Step 3: Cross multiply
16,128,720.60x = 24,193,080.90 × 8,066,563.80 - Step 4: Simplify right side
16,128,720.60x = 195,155,030,598,411.41 - Step 5: Solve for x
x = 195,155,030,598,411.41/16,128,720.60 - Step 6: Final answer
x = 12,099,845.70
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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.