Finding the Fourth Proportional to 8,268,237.38, 12,402,634.72 and 6,352,060.88
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Solution
The fourth proportional to 8,268,237.38, 12,402,634.72 and 6,352,060.88 is: 9,528,305.39
Step by Step Solution
- Step 1: Write the proportion equation
8,268,237.38 : 12,402,634.72 = 6,352,060.88 : x - Step 2: Convert to fraction form
8,268,237.38/12,402,634.72 = 6,352,060.88/x - Step 3: Cross multiply
8,268,237.38x = 12,402,634.72 × 6,352,060.88 - Step 4: Simplify right side
8,268,237.38x = 78,782,290,813,841.75 - Step 5: Solve for x
x = 78,782,290,813,841.75/8,268,237.38 - Step 6: Final answer
x = 9,528,305.39
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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.