Finding the Fourth Proportional to 12,029,762.87, 18,037,438.17 and 3,828,862.73
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Solution
The fourth proportional to 12,029,762.87, 18,037,438.17 and 3,828,862.73 is: 5,741,000.50
Step by Step Solution
- Step 1: Write the proportion equation
12,029,762.87 : 18,037,438.17 = 3,828,862.73 : x - Step 2: Convert to fraction form
12,029,762.87/18,037,438.17 = 3,828,862.73/x - Step 3: Cross multiply
12,029,762.87x = 18,037,438.17 × 3,828,862.73 - Step 4: Simplify right side
12,029,762.87x = 69,062,874,663,605.22 - Step 5: Solve for x
x = 69,062,874,663,605.22/12,029,762.87 - Step 6: Final answer
x = 5,741,000.50
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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.