Finding the Fourth Proportional to 16,170,979.40, 24,256,469.10 and 14,848,281.80
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Solution
The fourth proportional to 16,170,979.40, 24,256,469.10 and 14,848,281.80 is: 22,272,422.70
Step by Step Solution
- Step 1: Write the proportion equation
16,170,979.40 : 24,256,469.10 = 14,848,281.80 : x - Step 2: Convert to fraction form
16,170,979.40/24,256,469.10 = 14,848,281.80/x - Step 3: Cross multiply
16,170,979.40x = 24,256,469.10 × 14,848,281.80 - Step 4: Simplify right side
16,170,979.40x = 360,166,888,669,792.44 - Step 5: Solve for x
x = 360,166,888,669,792.44/16,170,979.40 - Step 6: Final answer
x = 22,272,422.70
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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.