Finding the Fourth Proportional to 24,191,982.40, 33,384,920.99 and 13,326,966.40
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Solution
The fourth proportional to 24,191,982.40, 33,384,920.99 and 13,326,966.40 is: 18,391,205.52
Step by Step Solution
- Step 1: Write the proportion equation
24,191,982.40 : 33,384,920.99 = 13,326,966.40 : x - Step 2: Convert to fraction form
24,191,982.40/33,384,920.99 = 13,326,966.40/x - Step 3: Cross multiply
24,191,982.40x = 33,384,920.99 × 13,326,966.40 - Step 4: Simplify right side
24,191,982.40x = 444,919,720,150,287.62 - Step 5: Solve for x
x = 444,919,720,150,287.62/24,191,982.40 - Step 6: Final answer
x = 18,391,205.52
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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.