Finding the Fourth Proportional to 17,873,786.97, 24,668,403.66 and 9,928,141.92
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Solution
The fourth proportional to 17,873,786.97, 24,668,403.66 and 9,928,141.92 is: 13,702,267.62
Step by Step Solution
- Step 1: Write the proportion equation
17,873,786.97 : 24,668,403.66 = 9,928,141.92 : x - Step 2: Convert to fraction form
17,873,786.97/24,668,403.66 = 9,928,141.92/x - Step 3: Cross multiply
17,873,786.97x = 24,668,403.66 × 9,928,141.92 - Step 4: Simplify right side
17,873,786.97x = 244,911,412,476,327.44 - Step 5: Solve for x
x = 244,911,412,476,327.44/17,873,786.97 - Step 6: Final answer
x = 13,702,267.62
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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.