Finding the Fourth Proportional to 16,895,721.92, 25,302,247.64 and 15,258,096.95
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Solution
The fourth proportional to 16,895,721.92, 25,302,247.64 and 15,258,096.95 is: 22,849,816.62
Step by Step Solution
- Step 1: Write the proportion equation
16,895,721.92 : 25,302,247.64 = 15,258,096.95 : x - Step 2: Convert to fraction form
16,895,721.92/25,302,247.64 = 15,258,096.95/x - Step 3: Cross multiply
16,895,721.92x = 25,302,247.64 × 15,258,096.95 - Step 4: Simplify right side
16,895,721.92x = 386,064,147,467,738.25 - Step 5: Solve for x
x = 386,064,147,467,738.25/16,895,721.92 - Step 6: Final answer
x = 22,849,816.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.