Finding the Fourth Proportional to 16,273,807.20, 24,410,710.80 and 4,912,779.60
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Solution
The fourth proportional to 16,273,807.20, 24,410,710.80 and 4,912,779.60 is: 7,369,169.40
Step by Step Solution
- Step 1: Write the proportion equation
16,273,807.20 : 24,410,710.80 = 4,912,779.60 : x - Step 2: Convert to fraction form
16,273,807.20/24,410,710.80 = 4,912,779.60/x - Step 3: Cross multiply
16,273,807.20x = 24,410,710.80 × 4,912,779.60 - Step 4: Simplify right side
16,273,807.20x = 119,924,442,039,739.67 - Step 5: Solve for x
x = 119,924,442,039,739.67/16,273,807.20 - Step 6: Final answer
x = 7,369,169.40
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Similar ratio
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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.