Finding the Fourth Proportional to 16,410,052.80, 24,615,079.20 and 5,625,907.20
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Solution
The fourth proportional to 16,410,052.80, 24,615,079.20 and 5,625,907.20 is: 8,438,860.80
Step by Step Solution
- Step 1: Write the proportion equation
16,410,052.80 : 24,615,079.20 = 5,625,907.20 : x - Step 2: Convert to fraction form
16,410,052.80/24,615,079.20 = 5,625,907.20/x - Step 3: Cross multiply
16,410,052.80x = 24,615,079.20 × 5,625,907.20 - Step 4: Simplify right side
16,410,052.80x = 138,482,151,299,850.23 - Step 5: Solve for x
x = 138,482,151,299,850.23/16,410,052.80 - Step 6: Final answer
x = 8,438,860.80
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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.