Finding the Fourth Proportional to 18,152,639.85, 27,234,715.84 and 6,480,760.88
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Solution
The fourth proportional to 18,152,639.85, 27,234,715.84 and 6,480,760.88 is: 9,723,196.32
Step by Step Solution
- Step 1: Write the proportion equation
18,152,639.85 : 27,234,715.84 = 6,480,760.88 : x - Step 2: Convert to fraction form
18,152,639.85/27,234,715.84 = 6,480,760.88/x - Step 3: Cross multiply
18,152,639.85x = 27,234,715.84 × 6,480,760.88 - Step 4: Simplify right side
18,152,639.85x = 176,501,680,928,932.25 - Step 5: Solve for x
x = 176,501,680,928,932.25/18,152,639.85 - Step 6: Final answer
x = 9,723,196.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.