Finding the Fourth Proportional to 25,567,537.02, 38,351,448.90 and 8,528,163.18
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Solution
The fourth proportional to 25,567,537.02, 38,351,448.90 and 8,528,163.18 is: 12,792,292.59
Step by Step Solution
- Step 1: Write the proportion equation
25,567,537.02 : 38,351,448.90 = 8,528,163.18 : x - Step 2: Convert to fraction form
25,567,537.02/38,351,448.90 = 8,528,163.18/x - Step 3: Cross multiply
25,567,537.02x = 38,351,448.90 × 8,528,163.18 - Step 4: Simplify right side
25,567,537.02x = 327,067,414,408,631.50 - Step 5: Solve for x
x = 327,067,414,408,631.50/25,567,537.02 - Step 6: Final answer
x = 12,792,292.59
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1.5x scale
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.