Finding the Fourth Proportional to 11,679,976.62, 17,523,707.67 and 8,178,182
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Solution
The fourth proportional to 11,679,976.62, 17,523,707.67 and 8,178,182 is: 12,269,893.62
Step by Step Solution
- Step 1: Write the proportion equation
11,679,976.62 : 17,523,707.67 = 8,178,182 : x - Step 2: Convert to fraction form
11,679,976.62/17,523,707.67 = 8,178,182/x - Step 3: Cross multiply
11,679,976.62x = 17,523,707.67 × 8,178,182 - Step 4: Simplify right side
11,679,976.62x = 143,312,070,640,055.97 - Step 5: Solve for x
x = 143,312,070,640,055.97/11,679,976.62 - Step 6: Final answer
x = 12,269,893.62
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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.