Finding the Fourth Proportional to 25,567,536.52, 38,351,448.15 and 8,528,162.68
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Solution
The fourth proportional to 25,567,536.52, 38,351,448.15 and 8,528,162.68 is: 12,792,291.84
Step by Step Solution
- Step 1: Write the proportion equation
25,567,536.52 : 38,351,448.15 = 8,528,162.68 : x - Step 2: Convert to fraction form
25,567,536.52/38,351,448.15 = 8,528,162.68/x - Step 3: Cross multiply
25,567,536.52x = 38,351,448.15 × 8,528,162.68 - Step 4: Simplify right side
25,567,536.52x = 327,067,388,836,785 - Step 5: Solve for x
x = 327,067,388,836,785/25,567,536.52 - Step 6: Final answer
x = 12,792,291.84
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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.