Finding the Fourth Proportional to 9,365,414.40, 14,048,121.60 and 4,877,107.20
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Solution
The fourth proportional to 9,365,414.40, 14,048,121.60 and 4,877,107.20 is: 7,315,660.80
Step by Step Solution
- Step 1: Write the proportion equation
9,365,414.40 : 14,048,121.60 = 4,877,107.20 : x - Step 2: Convert to fraction form
9,365,414.40/14,048,121.60 = 4,877,107.20/x - Step 3: Cross multiply
9,365,414.40x = 14,048,121.60 × 4,877,107.20 - Step 4: Simplify right side
9,365,414.40x = 68,514,195,001,835.52 - Step 5: Solve for x
x = 68,514,195,001,835.52/9,365,414.40 - Step 6: Final answer
x = 7,315,660.80
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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.