Finding the Fourth Proportional to 8,670,179.50, 13,005,232.12 and 2,193,316.14
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Solution
The fourth proportional to 8,670,179.50, 13,005,232.12 and 2,193,316.14 is: 3,289,964.82
Step by Step Solution
- Step 1: Write the proportion equation
8,670,179.50 : 13,005,232.12 = 2,193,316.14 : x - Step 2: Convert to fraction form
8,670,179.50/13,005,232.12 = 2,193,316.14/x - Step 3: Cross multiply
8,670,179.50x = 13,005,232.12 × 2,193,316.14 - Step 4: Simplify right side
8,670,179.50x = 28,524,585,513,242.42 - Step 5: Solve for x
x = 28,524,585,513,242.42/8,670,179.50 - Step 6: Final answer
x = 3,289,964.82
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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.