Finding the Fourth Proportional to 10,036,728.21, 15,055,104.17 and 2,750,249.28
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Solution
The fourth proportional to 10,036,728.21, 15,055,104.17 and 2,750,249.28 is: 4,125,377.17
Step by Step Solution
- Step 1: Write the proportion equation
10,036,728.21 : 15,055,104.17 = 2,750,249.28 : x - Step 2: Convert to fraction form
10,036,728.21/15,055,104.17 = 2,750,249.28/x - Step 3: Cross multiply
10,036,728.21x = 15,055,104.17 × 2,750,249.28 - Step 4: Simplify right side
10,036,728.21x = 41,405,289,403,867.49 - Step 5: Solve for x
x = 41,405,289,403,867.49/10,036,728.21 - Step 6: Final answer
x = 4,125,377.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.