Finding the Fourth Proportional to 29,912,711.64, 44,889,232.08 and 10,482,112.44
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Solution
The fourth proportional to 29,912,711.64, 44,889,232.08 and 10,482,112.44 is: 15,730,234.81
Step by Step Solution
- Step 1: Write the proportion equation
29,912,711.64 : 44,889,232.08 = 10,482,112.44 : x - Step 2: Convert to fraction form
29,912,711.64/44,889,232.08 = 10,482,112.44/x - Step 3: Cross multiply
29,912,711.64x = 44,889,232.08 × 10,482,112.44 - Step 4: Simplify right side
29,912,711.64x = 470,533,978,007,815.06 - Step 5: Solve for x
x = 470,533,978,007,815.06/29,912,711.64 - Step 6: Final answer
x = 15,730,234.81
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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.