Finding the Fourth Proportional to 11,252,886.90, 16,879,330.56 and 2,733,165.96
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Solution
The fourth proportional to 11,252,886.90, 16,879,330.56 and 2,733,165.96 is: 4,099,748.99
Step by Step Solution
- Step 1: Write the proportion equation
11,252,886.90 : 16,879,330.56 = 2,733,165.96 : x - Step 2: Convert to fraction form
11,252,886.90/16,879,330.56 = 2,733,165.96/x - Step 3: Cross multiply
11,252,886.90x = 16,879,330.56 × 2,733,165.96 - Step 4: Simplify right side
11,252,886.90x = 46,134,011,714,179.73 - Step 5: Solve for x
x = 46,134,011,714,179.73/11,252,886.90 - Step 6: Final answer
x = 4,099,748.99
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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.