Finding the Fourth Proportional to 8,405,441.36, 12,607,374.08 and 2,725,714.88
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Solution
The fourth proportional to 8,405,441.36, 12,607,374.08 and 2,725,714.88 is: 4,088,316.80
Step by Step Solution
- Step 1: Write the proportion equation
8,405,441.36 : 12,607,374.08 = 2,725,714.88 : x - Step 2: Convert to fraction form
8,405,441.36/12,607,374.08 = 2,725,714.88/x - Step 3: Cross multiply
8,405,441.36x = 12,607,374.08 × 2,725,714.88 - Step 4: Simplify right side
8,405,441.36x = 34,364,107,127,582.31 - Step 5: Solve for x
x = 34,364,107,127,582.31/8,405,441.36 - Step 6: Final answer
x = 4,088,316.80
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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.