Finding the Fourth Proportional to 16,481,702.80, 24,722,554.20 and 12,177,030.70
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Solution
The fourth proportional to 16,481,702.80, 24,722,554.20 and 12,177,030.70 is: 18,265,546.05
Step by Step Solution
- Step 1: Write the proportion equation
16,481,702.80 : 24,722,554.20 = 12,177,030.70 : x - Step 2: Convert to fraction form
16,481,702.80/24,722,554.20 = 12,177,030.70/x - Step 3: Cross multiply
16,481,702.80x = 24,722,554.20 × 12,177,030.70 - Step 4: Simplify right side
16,481,702.80x = 301,047,301,475,813.94 - Step 5: Solve for x
x = 301,047,301,475,813.94/16,481,702.80 - Step 6: Final answer
x = 18,265,546.05
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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.