Finding the Fourth Proportional to 10,134,882.16, 15,202,323.22 and 2,561,847.90
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Solution
The fourth proportional to 10,134,882.16, 15,202,323.22 and 2,561,847.90 is: 3,842,771.84
Step by Step Solution
- Step 1: Write the proportion equation
10,134,882.16 : 15,202,323.22 = 2,561,847.90 : x - Step 2: Convert to fraction form
10,134,882.16/15,202,323.22 = 2,561,847.90/x - Step 3: Cross multiply
10,134,882.16x = 15,202,323.22 × 2,561,847.90 - Step 4: Simplify right side
10,134,882.16x = 38,946,039,816,278.24 - Step 5: Solve for x
x = 38,946,039,816,278.24/10,134,882.16 - Step 6: Final answer
x = 3,842,771.84
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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.