Finding the Fourth Proportional to 8,226,374.92, 11,352,390.24 and 4,555,291.30
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Solution
The fourth proportional to 8,226,374.92, 11,352,390.24 and 4,555,291.30 is: 6,286,298.03
Step by Step Solution
- Step 1: Write the proportion equation
8,226,374.92 : 11,352,390.24 = 4,555,291.30 : x - Step 2: Convert to fraction form
8,226,374.92/11,352,390.24 = 4,555,291.30/x - Step 3: Cross multiply
8,226,374.92x = 11,352,390.24 × 4,555,291.30 - Step 4: Simplify right side
8,226,374.92x = 51,713,444,494,476.91 - Step 5: Solve for x
x = 51,713,444,494,476.91/8,226,374.92 - Step 6: Final answer
x = 6,286,298.03
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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.