Finding the Fourth Proportional to 12,277,745.43, 18,413,475.62 and 3,639,825.96
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Solution
The fourth proportional to 12,277,745.43, 18,413,475.62 and 3,639,825.96 is: 5,458,807.31
Step by Step Solution
- Step 1: Write the proportion equation
12,277,745.43 : 18,413,475.62 = 3,639,825.96 : x - Step 2: Convert to fraction form
12,277,745.43/18,413,475.62 = 3,639,825.96/x - Step 3: Cross multiply
12,277,745.43x = 18,413,475.62 × 3,639,825.96 - Step 4: Simplify right side
12,277,745.43x = 67,021,846,557,303.96 - Step 5: Solve for x
x = 67,021,846,557,303.96/12,277,745.43 - Step 6: Final answer
x = 5,458,807.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.