Finding the Fourth Proportional to 16,128,516.70, 24,192,775.05 and 14,840,811.10
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Solution
The fourth proportional to 16,128,516.70, 24,192,775.05 and 14,840,811.10 is: 22,261,216.65
Step by Step Solution
- Step 1: Write the proportion equation
16,128,516.70 : 24,192,775.05 = 14,840,811.10 : x - Step 2: Convert to fraction form
16,128,516.70/24,192,775.05 = 14,840,811.10/x - Step 3: Cross multiply
16,128,516.70x = 24,192,775.05 × 14,840,811.10 - Step 4: Simplify right side
16,128,516.70x = 359,040,404,501,843.06 - Step 5: Solve for x
x = 359,040,404,501,843.06/16,128,516.70 - Step 6: Final answer
x = 22,261,216.65
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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.