Finding the Fourth Proportional to 18,073,554.49, 24,940,824.07 and 9,813,438.18
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Solution
The fourth proportional to 18,073,554.49, 24,940,824.07 and 9,813,438.18 is: 13,542,174.86
Step by Step Solution
- Step 1: Write the proportion equation
18,073,554.49 : 24,940,824.07 = 9,813,438.18 : x - Step 2: Convert to fraction form
18,073,554.49/24,940,824.07 = 9,813,438.18/x - Step 3: Cross multiply
18,073,554.49x = 24,940,824.07 × 9,813,438.18 - Step 4: Simplify right side
18,073,554.49x = 244,755,235,169,201 - Step 5: Solve for x
x = 244,755,235,169,201/18,073,554.49 - Step 6: Final answer
x = 13,542,174.86
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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.