Finding the Fourth Proportional to 24,579,842.24, 33,910,721.76 and 15,396,497.60
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Solution
The fourth proportional to 24,579,842.24, 33,910,721.76 and 15,396,497.60 is: 21,241,240.73
Step by Step Solution
- Step 1: Write the proportion equation
24,579,842.24 : 33,910,721.76 = 15,396,497.60 : x - Step 2: Convert to fraction form
24,579,842.24/33,910,721.76 = 15,396,497.60/x - Step 3: Cross multiply
24,579,842.24x = 33,910,721.76 × 15,396,497.60 - Step 4: Simplify right side
24,579,842.24x = 522,106,346,192,107.75 - Step 5: Solve for x
x = 522,106,346,192,107.75/24,579,842.24 - Step 6: Final answer
x = 21,241,240.73
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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.