Finding the Fourth Proportional to 12,256,695.63, 18,361,126.17 and 9,548,339.94
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Solution
The fourth proportional to 12,256,695.63, 18,361,126.17 and 9,548,339.94 is: 14,303,877.62
Step by Step Solution
- Step 1: Write the proportion equation
12,256,695.63 : 18,361,126.17 = 9,548,339.94 : x - Step 2: Convert to fraction form
12,256,695.63/18,361,126.17 = 9,548,339.94/x - Step 3: Cross multiply
12,256,695.63x = 18,361,126.17 × 9,548,339.94 - Step 4: Simplify right side
12,256,695.63x = 175,318,274,352,390.25 - Step 5: Solve for x
x = 175,318,274,352,390.25/12,256,695.63 - Step 6: Final answer
x = 14,303,877.62
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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.