Finding the Fourth Proportional to 16,128,906.70, 24,193,360.45 and 16,128,906.70
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Solution
The fourth proportional to 16,128,906.70, 24,193,360.45 and 16,128,906.70 is: 24,193,360.45
Step by Step Solution
- Step 1: Write the proportion equation
16,128,906.70 : 24,193,360.45 = 16,128,906.70 : x - Step 2: Convert to fraction form
16,128,906.70/24,193,360.45 = 16,128,906.70/x - Step 3: Cross multiply
16,128,906.70x = 24,193,360.45 × 16,128,906.70 - Step 4: Simplify right side
16,128,906.70x = 390,212,453,457,520 - Step 5: Solve for x
x = 390,212,453,457,520/16,128,906.70 - Step 6: Final answer
x = 24,193,360.45
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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.