Finding the Fourth Proportional to 9,452,942.80, 14,186,412.60 and 6,257,006.80
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Solution
The fourth proportional to 9,452,942.80, 14,186,412.60 and 6,257,006.80 is: 9,390,142.52
Step by Step Solution
- Step 1: Write the proportion equation
9,452,942.80 : 14,186,412.60 = 6,257,006.80 : x - Step 2: Convert to fraction form
9,452,942.80/14,186,412.60 = 6,257,006.80/x - Step 3: Cross multiply
9,452,942.80x = 14,186,412.60 × 6,257,006.80 - Step 4: Simplify right side
9,452,942.80x = 88,764,480,105,805.67 - Step 5: Solve for x
x = 88,764,480,105,805.67/9,452,942.80 - Step 6: Final answer
x = 9,390,142.52
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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.