Finding the Fourth Proportional to 35,126,238.12, 48,474,782.57 and 19,231,057.75
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Solution
The fourth proportional to 35,126,238.12, 48,474,782.57 and 19,231,057.75 is: 26,539,173.93
Step by Step Solution
- Step 1: Write the proportion equation
35,126,238.12 : 48,474,782.57 = 19,231,057.75 : x - Step 2: Convert to fraction form
35,126,238.12/48,474,782.57 = 19,231,057.75/x - Step 3: Cross multiply
35,126,238.12x = 48,474,782.57 × 19,231,057.75 - Step 4: Simplify right side
35,126,238.12x = 932,221,343,022,363.38 - Step 5: Solve for x
x = 932,221,343,022,363.38/35,126,238.12 - Step 6: Final answer
x = 26,539,173.93
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.