Finding the Fourth Proportional to 9,738,389.10, 14,588,338.05 and 8,541,662.70
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Solution
The fourth proportional to 9,738,389.10, 14,588,338.05 and 8,541,662.70 is: 12,795,613.49
Step by Step Solution
- Step 1: Write the proportion equation
9,738,389.10 : 14,588,338.05 = 8,541,662.70 : x - Step 2: Convert to fraction form
9,738,389.10/14,588,338.05 = 8,541,662.70/x - Step 3: Cross multiply
9,738,389.10x = 14,588,338.05 × 8,541,662.70 - Step 4: Simplify right side
9,738,389.10x = 124,608,662,976,675.73 - Step 5: Solve for x
x = 124,608,662,976,675.73/9,738,389.10 - Step 6: Final answer
x = 12,795,613.49
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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.