Finding the Fourth Proportional to 9,453,615.40, 14,180,423.10 and 2,722,709.80
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Solution
The fourth proportional to 9,453,615.40, 14,180,423.10 and 2,722,709.80 is: 4,084,064.70
Step by Step Solution
- Step 1: Write the proportion equation
9,453,615.40 : 14,180,423.10 = 2,722,709.80 : x - Step 2: Convert to fraction form
9,453,615.40/14,180,423.10 = 2,722,709.80/x - Step 3: Cross multiply
9,453,615.40x = 14,180,423.10 × 2,722,709.80 - Step 4: Simplify right side
9,453,615.40x = 38,609,176,942,516.38 - Step 5: Solve for x
x = 38,609,176,942,516.38/9,453,615.40 - Step 6: Final answer
x = 4,084,064.70
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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.