Finding the Fourth Proportional to 11,817,027.32, 16,307,481.90 and 6,384,519.32
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Solution
The fourth proportional to 11,817,027.32, 16,307,481.90 and 6,384,519.32 is: 8,810,628.12
Step by Step Solution
- Step 1: Write the proportion equation
11,817,027.32 : 16,307,481.90 = 6,384,519.32 : x - Step 2: Convert to fraction form
11,817,027.32/16,307,481.90 = 6,384,519.32/x - Step 3: Cross multiply
11,817,027.32x = 16,307,481.90 × 6,384,519.32 - Step 4: Simplify right side
11,817,027.32x = 104,115,433,251,100.31 - Step 5: Solve for x
x = 104,115,433,251,100.31/11,817,027.32 - Step 6: Final answer
x = 8,810,628.12
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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.