Finding the Fourth Proportional to 10,175,173.38, 15,259,479.84 and 3,350,121.42
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Solution
The fourth proportional to 10,175,173.38, 15,259,479.84 and 3,350,121.42 is: 5,024,102.13
Step by Step Solution
- Step 1: Write the proportion equation
10,175,173.38 : 15,259,479.84 = 3,350,121.42 : x - Step 2: Convert to fraction form
10,175,173.38/15,259,479.84 = 3,350,121.42/x - Step 3: Cross multiply
10,175,173.38x = 15,259,479.84 × 3,350,121.42 - Step 4: Simplify right side
10,175,173.38x = 51,121,110,270,042.17 - Step 5: Solve for x
x = 51,121,110,270,042.17/10,175,173.38 - Step 6: Final answer
x = 5,024,102.13
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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.