Finding the Fourth Proportional to 13,795,067.97, 19,035,241.25 and 7,834,268.25
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Solution
The fourth proportional to 13,795,067.97, 19,035,241.25 and 7,834,268.25 is: 10,810,181.32
Step by Step Solution
- Step 1: Write the proportion equation
13,795,067.97 : 19,035,241.25 = 7,834,268.25 : x - Step 2: Convert to fraction form
13,795,067.97/19,035,241.25 = 7,834,268.25/x - Step 3: Cross multiply
13,795,067.97x = 19,035,241.25 × 7,834,268.25 - Step 4: Simplify right side
13,795,067.97x = 149,127,186,116,793.97 - Step 5: Solve for x
x = 149,127,186,116,793.97/13,795,067.97 - Step 6: Final answer
x = 10,810,181.32
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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.