Finding the Fourth Proportional to 6,291,425.22, 9,444,141.84 and 3,257,979.67
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Solution
The fourth proportional to 6,291,425.22, 9,444,141.84 and 3,257,979.67 is: 4,890,596.50
Step by Step Solution
- Step 1: Write the proportion equation
6,291,425.22 : 9,444,141.84 = 3,257,979.67 : x - Step 2: Convert to fraction form
6,291,425.22/9,444,141.84 = 3,257,979.67/x - Step 3: Cross multiply
6,291,425.22x = 9,444,141.84 × 3,257,979.67 - Step 4: Simplify right side
6,291,425.22x = 30,768,822,139,339.00 - Step 5: Solve for x
x = 30,768,822,139,339.00/6,291,425.22 - Step 6: Final answer
x = 4,890,596.50
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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.