Finding the Fourth Proportional to 21,723,624.24, 32,613,914.73 and 14,567,180.70
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Solution
The fourth proportional to 21,723,624.24, 32,613,914.73 and 14,567,180.70 is: 21,869,867.75
Step by Step Solution
- Step 1: Write the proportion equation
21,723,624.24 : 32,613,914.73 = 14,567,180.70 : x - Step 2: Convert to fraction form
21,723,624.24/32,613,914.73 = 14,567,180.70/x - Step 3: Cross multiply
21,723,624.24x = 32,613,914.73 × 14,567,180.70 - Step 4: Simplify right side
21,723,624.24x = 475,092,789,206,301.69 - Step 5: Solve for x
x = 475,092,789,206,301.69/21,723,624.24 - Step 6: Final answer
x = 21,869,867.75
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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.