Finding the Fourth Proportional to 10,234,219.80, 15,351,299.46 and 4,167,522.84
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Solution
The fourth proportional to 10,234,219.80, 15,351,299.46 and 4,167,522.84 is: 6,251,271.95
Step by Step Solution
- Step 1: Write the proportion equation
10,234,219.80 : 15,351,299.46 = 4,167,522.84 : x - Step 2: Convert to fraction form
10,234,219.80/15,351,299.46 = 4,167,522.84/x - Step 3: Cross multiply
10,234,219.80x = 15,351,299.46 × 4,167,522.84 - Step 4: Simplify right side
10,234,219.80x = 63,976,891,123,229.66 - Step 5: Solve for x
x = 63,976,891,123,229.66/10,234,219.80 - Step 6: Final answer
x = 6,251,271.95
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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.