Finding the Fourth Proportional to 23,463,888.25, 32,383,502.65 and 13,012,229.09
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Solution
The fourth proportional to 23,463,888.25, 32,383,502.65 and 13,012,229.09 is: 17,958,726.65
Step by Step Solution
- Step 1: Write the proportion equation
23,463,888.25 : 32,383,502.65 = 13,012,229.09 : x - Step 2: Convert to fraction form
23,463,888.25/32,383,502.65 = 13,012,229.09/x - Step 3: Cross multiply
23,463,888.25x = 32,383,502.65 × 13,012,229.09 - Step 4: Simplify right side
23,463,888.25x = 421,381,555,163,086.25 - Step 5: Solve for x
x = 421,381,555,163,086.25/23,463,888.25 - Step 6: Final answer
x = 17,958,726.65
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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.