Finding the Fourth Proportional to 12,440,330.19, 17,167,740.08 and 6,934,059.41
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Solution
The fourth proportional to 12,440,330.19, 17,167,740.08 and 6,934,059.41 is: 9,569,049.03
Step by Step Solution
- Step 1: Write the proportion equation
12,440,330.19 : 17,167,740.08 = 6,934,059.41 : x - Step 2: Convert to fraction form
12,440,330.19/17,167,740.08 = 6,934,059.41/x - Step 3: Cross multiply
12,440,330.19x = 17,167,740.08 × 6,934,059.41 - Step 4: Simplify right side
12,440,330.19x = 119,042,129,529,649.16 - Step 5: Solve for x
x = 119,042,129,529,649.16/12,440,330.19 - Step 6: Final answer
x = 9,569,049.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.