Finding the Fourth Proportional to 16,164,010.20, 24,246,015.30 and 15,597,139.80
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Solution
The fourth proportional to 16,164,010.20, 24,246,015.30 and 15,597,139.80 is: 23,395,709.70
Step by Step Solution
- Step 1: Write the proportion equation
16,164,010.20 : 24,246,015.30 = 15,597,139.80 : x - Step 2: Convert to fraction form
16,164,010.20/24,246,015.30 = 15,597,139.80/x - Step 3: Cross multiply
16,164,010.20x = 24,246,015.30 × 15,597,139.80 - Step 4: Simplify right side
16,164,010.20x = 378,168,490,227,039 - Step 5: Solve for x
x = 378,168,490,227,039/16,164,010.20 - Step 6: Final answer
x = 23,395,709.70
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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.