Finding the Fourth Proportional to 24,230,738.28, 33,438,632.38 and 13,217,536.92
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Solution
The fourth proportional to 24,230,738.28, 33,438,632.38 and 13,217,536.92 is: 18,240,317.44
Step by Step Solution
- Step 1: Write the proportion equation
24,230,738.28 : 33,438,632.38 = 13,217,536.92 : x - Step 2: Convert to fraction form
24,230,738.28/33,438,632.38 = 13,217,536.92/x - Step 3: Cross multiply
24,230,738.28x = 33,438,632.38 × 13,217,536.92 - Step 4: Simplify right side
24,230,738.28x = 441,976,358,036,957.44 - Step 5: Solve for x
x = 441,976,358,036,957.44/24,230,738.28 - Step 6: Final answer
x = 18,240,317.44
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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.