Finding the Fourth Proportional to 24,203,398.74, 33,400,691.19 and 13,338,382.74
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Solution
The fourth proportional to 24,203,398.74, 33,400,691.19 and 13,338,382.74 is: 18,406,968.69
Step by Step Solution
- Step 1: Write the proportion equation
24,203,398.74 : 33,400,691.19 = 13,338,382.74 : x - Step 2: Convert to fraction form
24,203,398.74/33,400,691.19 = 13,338,382.74/x - Step 3: Cross multiply
24,203,398.74x = 33,400,691.19 × 13,338,382.74 - Step 4: Simplify right side
24,203,398.74x = 445,511,202,872,766.06 - Step 5: Solve for x
x = 445,511,202,872,766.06/24,203,398.74 - Step 6: Final answer
x = 18,406,968.69
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1.5x scale
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.