Finding the Fourth Proportional to 23,161,041.54, 34,741,811.79 and 6,987,132.99
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Solution
The fourth proportional to 23,161,041.54, 34,741,811.79 and 6,987,132.99 is: 10,480,774.75
Step by Step Solution
- Step 1: Write the proportion equation
23,161,041.54 : 34,741,811.79 = 6,987,132.99 : x - Step 2: Convert to fraction form
23,161,041.54/34,741,811.79 = 6,987,132.99/x - Step 3: Cross multiply
23,161,041.54x = 34,741,811.79 × 6,987,132.99 - Step 4: Simplify right side
23,161,041.54x = 242,745,659,290,279.97 - Step 5: Solve for x
x = 242,745,659,290,279.97/23,161,041.54 - Step 6: Final answer
x = 10,480,774.75
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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.