Finding the Fourth Proportional to 9,597,630.13, 13,174,228.99 and 8,485,540.63
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Solution
The fourth proportional to 9,597,630.13, 13,174,228.99 and 8,485,540.63 is: 11,647,714.47
Step by Step Solution
- Step 1: Write the proportion equation
9,597,630.13 : 13,174,228.99 = 8,485,540.63 : x - Step 2: Convert to fraction form
9,597,630.13/13,174,228.99 = 8,485,540.63/x - Step 3: Cross multiply
9,597,630.13x = 13,174,228.99 × 8,485,540.63 - Step 4: Simplify right side
9,597,630.13x = 111,790,455,363,568.88 - Step 5: Solve for x
x = 111,790,455,363,568.88/9,597,630.13 - Step 6: Final answer
x = 11,647,714.47
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.