Finding the Fourth Proportional to 24,387,538.24, 33,664,270.82 and 18,293,694.40
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Solution
The fourth proportional to 24,387,538.24, 33,664,270.82 and 18,293,694.40 is: 25,252,400.49
Step by Step Solution
- Step 1: Write the proportion equation
24,387,538.24 : 33,664,270.82 = 18,293,694.40 : x - Step 2: Convert to fraction form
24,387,538.24/33,664,270.82 = 18,293,694.40/x - Step 3: Cross multiply
24,387,538.24x = 33,664,270.82 × 18,293,694.40 - Step 4: Simplify right side
24,387,538.24x = 615,843,882,579,917.38 - Step 5: Solve for x
x = 615,843,882,579,917.38/24,387,538.24 - Step 6: Final answer
x = 25,252,400.49
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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.