Finding the Fourth Proportional to 32,271,728.80, 48,407,593.20 and 11,801,408.80
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Solution
The fourth proportional to 32,271,728.80, 48,407,593.20 and 11,801,408.80 is: 17,702,113.20
Step by Step Solution
- Step 1: Write the proportion equation
32,271,728.80 : 48,407,593.20 = 11,801,408.80 : x - Step 2: Convert to fraction form
32,271,728.80/48,407,593.20 = 11,801,408.80/x - Step 3: Cross multiply
32,271,728.80x = 48,407,593.20 × 11,801,408.80 - Step 4: Simplify right side
32,271,728.80x = 571,277,796,377,300.25 - Step 5: Solve for x
x = 571,277,796,377,300.25/32,271,728.80 - Step 6: Final answer
x = 17,702,113.20
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1.5x scale
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.