Finding the Fourth Proportional to 18,366,102.42, 27,549,153.50 and 6,695,349.10
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Solution
The fourth proportional to 18,366,102.42, 27,549,153.50 and 6,695,349.10 is: 10,043,023.60
Step by Step Solution
- Step 1: Write the proportion equation
18,366,102.42 : 27,549,153.50 = 6,695,349.10 : x - Step 2: Convert to fraction form
18,366,102.42/27,549,153.50 = 6,695,349.10/x - Step 3: Cross multiply
18,366,102.42x = 27,549,153.50 × 6,695,349.10 - Step 4: Simplify right side
18,366,102.42x = 184,451,200,091,986.84 - Step 5: Solve for x
x = 184,451,200,091,986.84/18,366,102.42 - Step 6: Final answer
x = 10,043,023.60
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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.