Finding the Fourth Proportional to 13,892,069.91, 19,160,261.11 and 9,485,340.09
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Solution
The fourth proportional to 13,892,069.91, 19,160,261.11 and 9,485,340.09 is: 13,082,398.38
Step by Step Solution
- Step 1: Write the proportion equation
13,892,069.91 : 19,160,261.11 = 9,485,340.09 : x - Step 2: Convert to fraction form
13,892,069.91/19,160,261.11 = 9,485,340.09/x - Step 3: Cross multiply
13,892,069.91x = 19,160,261.11 × 9,485,340.09 - Step 4: Simplify right side
13,892,069.91x = 181,741,592,841,550.91 - Step 5: Solve for x
x = 181,741,592,841,550.91/13,892,069.91 - Step 6: Final answer
x = 13,082,398.38
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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.