Finding the Fourth Proportional to 16,183,898.40, 24,275,847.60 and 15,437,402.40
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Solution
The fourth proportional to 16,183,898.40, 24,275,847.60 and 15,437,402.40 is: 23,156,103.60
Step by Step Solution
- Step 1: Write the proportion equation
16,183,898.40 : 24,275,847.60 = 15,437,402.40 : x - Step 2: Convert to fraction form
16,183,898.40/24,275,847.60 = 15,437,402.40/x - Step 3: Cross multiply
16,183,898.40x = 24,275,847.60 × 15,437,402.40 - Step 4: Simplify right side
16,183,898.40x = 374,756,028,002,274.25 - Step 5: Solve for x
x = 374,756,028,002,274.25/16,183,898.40 - Step 6: Final answer
x = 23,156,103.60
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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.