Finding the Fourth Proportional to 8,490,846.46, 11,717,318.23 and 4,623,358.09
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Solution
The fourth proportional to 8,490,846.46, 11,717,318.23 and 4,623,358.09 is: 6,380,207.00
Step by Step Solution
- Step 1: Write the proportion equation
8,490,846.46 : 11,717,318.23 = 4,623,358.09 : x - Step 2: Convert to fraction form
8,490,846.46/11,717,318.23 = 4,623,358.09/x - Step 3: Cross multiply
8,490,846.46x = 11,717,318.23 × 4,623,358.09 - Step 4: Simplify right side
8,490,846.46x = 54,173,358,031,774.98 - Step 5: Solve for x
x = 54,173,358,031,774.98/8,490,846.46 - Step 6: Final answer
x = 6,380,207.00
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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.