Finding the Fourth Proportional to 9,964,109.10, 14,946,163.65 and 3,232,523.10
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Solution
The fourth proportional to 9,964,109.10, 14,946,163.65 and 3,232,523.10 is: 4,848,784.65
Step by Step Solution
- Step 1: Write the proportion equation
9,964,109.10 : 14,946,163.65 = 3,232,523.10 : x - Step 2: Convert to fraction form
9,964,109.10/14,946,163.65 = 3,232,523.10/x - Step 3: Cross multiply
9,964,109.10x = 14,946,163.65 × 3,232,523.10 - Step 4: Simplify right side
9,964,109.10x = 48,313,819,255,005.32 - Step 5: Solve for x
x = 48,313,819,255,005.32/9,964,109.10 - Step 6: Final answer
x = 4,848,784.65
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Double scale
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Similar ratio
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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.