Finding the Fourth Proportional to 24,391,086.76, 33,660,292.26 and 13,378,287.88
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Solution
The fourth proportional to 24,391,086.76, 33,660,292.26 and 13,378,287.88 is: 18,462,362.27
Step by Step Solution
- Step 1: Write the proportion equation
24,391,086.76 : 33,660,292.26 = 13,378,287.88 : x - Step 2: Convert to fraction form
24,391,086.76/33,660,292.26 = 13,378,287.88/x - Step 3: Cross multiply
24,391,086.76x = 33,660,292.26 × 13,378,287.88 - Step 4: Simplify right side
24,391,086.76x = 450,317,079,979,215.81 - Step 5: Solve for x
x = 450,317,079,979,215.81/24,391,086.76 - Step 6: Final answer
x = 18,462,362.27
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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.