Finding the Fourth Proportional to 16,129,219.80, 24,193,829.70 and 16,017,245.40
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Solution
The fourth proportional to 16,129,219.80, 24,193,829.70 and 16,017,245.40 is: 24,025,868.10
Step by Step Solution
- Step 1: Write the proportion equation
16,129,219.80 : 24,193,829.70 = 16,017,245.40 : x - Step 2: Convert to fraction form
16,129,219.80/24,193,829.70 = 16,017,245.40/x - Step 3: Cross multiply
16,129,219.80x = 24,193,829.70 × 16,017,245.40 - Step 4: Simplify right side
16,129,219.80x = 387,518,507,470,708.38 - Step 5: Solve for x
x = 387,518,507,470,708.38/16,129,219.80 - Step 6: Final answer
x = 24,025,868.10
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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.