Finding the Fourth Proportional to 18,005,197.37, 24,847,170.53 and 9,745,258.20
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Solution
The fourth proportional to 18,005,197.37, 24,847,170.53 and 9,745,258.20 is: 13,448,455.32
Step by Step Solution
- Step 1: Write the proportion equation
18,005,197.37 : 24,847,170.53 = 9,745,258.20 : x - Step 2: Convert to fraction form
18,005,197.37/24,847,170.53 = 9,745,258.20/x - Step 3: Cross multiply
18,005,197.37x = 24,847,170.53 × 9,745,258.20 - Step 4: Simplify right side
18,005,197.37x = 242,142,092,305,554.53 - Step 5: Solve for x
x = 242,142,092,305,554.53/18,005,197.37 - Step 6: Final answer
x = 13,448,455.32
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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.