Finding the Fourth Proportional to 49,432,382.12, 74,165,056.20 and 32,879,247.03
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Solution
The fourth proportional to 49,432,382.12, 74,165,056.20 and 32,879,247.03 is: 49,329,833.99
Step by Step Solution
- Step 1: Write the proportion equation
49,432,382.12 : 74,165,056.20 = 32,879,247.03 : x - Step 2: Convert to fraction form
49,432,382.12/74,165,056.20 = 32,879,247.03/x - Step 3: Cross multiply
49,432,382.12x = 74,165,056.20 × 32,879,247.03 - Step 4: Simplify right side
49,432,382.12x = 2,438,491,203,443,371.50 - Step 5: Solve for x
x = 2,438,491,203,443,371.50/49,432,382.12 - Step 6: Final answer
x = 49,329,833.99
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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.