Finding the Fourth Proportional to 24,258,674.40, 33,477,436.64 and 13,245,860.76
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Solution
The fourth proportional to 24,258,674.40, 33,477,436.64 and 13,245,860.76 is: 18,279,542.28
Step by Step Solution
- Step 1: Write the proportion equation
24,258,674.40 : 33,477,436.64 = 13,245,860.76 : x - Step 2: Convert to fraction form
24,258,674.40/33,477,436.64 = 13,245,860.76/x - Step 3: Cross multiply
24,258,674.40x = 33,477,436.64 × 13,245,860.76 - Step 4: Simplify right side
24,258,674.40x = 443,437,464,335,162.25 - Step 5: Solve for x
x = 443,437,464,335,162.25/24,258,674.40 - Step 6: Final answer
x = 18,279,542.28
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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.