Finding the Fourth Proportional to 14,262,614.06, 21,397,609.64 and 8,352,171.73
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Solution
The fourth proportional to 14,262,614.06, 21,397,609.64 and 8,352,171.73 is: 12,530,417.61
Step by Step Solution
- Step 1: Write the proportion equation
14,262,614.06 : 21,397,609.64 = 8,352,171.73 : x - Step 2: Convert to fraction form
14,262,614.06/21,397,609.64 = 8,352,171.73/x - Step 3: Cross multiply
14,262,614.06x = 21,397,609.64 × 8,352,171.73 - Step 4: Simplify right side
14,262,614.06x = 178,716,510,357,397.06 - Step 5: Solve for x
x = 178,716,510,357,397.06/14,262,614.06 - Step 6: Final answer
x = 12,530,417.61
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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.