Finding the Fourth Proportional to 16,129,843.40, 24,194,246.70 and 5,347,641.80
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Solution
The fourth proportional to 16,129,843.40, 24,194,246.70 and 5,347,641.80 is: 8,021,290.83
Step by Step Solution
- Step 1: Write the proportion equation
16,129,843.40 : 24,194,246.70 = 5,347,641.80 : x - Step 2: Convert to fraction form
16,129,843.40/24,194,246.70 = 5,347,641.80/x - Step 3: Cross multiply
16,129,843.40x = 24,194,246.70 × 5,347,641.80 - Step 4: Simplify right side
16,129,843.40x = 129,382,164,972,432.05 - Step 5: Solve for x
x = 129,382,164,972,432.05/16,129,843.40 - Step 6: Final answer
x = 8,021,290.83
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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.