Finding the Fourth Proportional to 8,145,279.36, 11,239,830 and 4,707,743.04
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Solution
The fourth proportional to 8,145,279.36, 11,239,830 and 4,707,743.04 is: 6,496,306.52
Step by Step Solution
- Step 1: Write the proportion equation
8,145,279.36 : 11,239,830 = 4,707,743.04 : x - Step 2: Convert to fraction form
8,145,279.36/11,239,830 = 4,707,743.04/x - Step 3: Cross multiply
8,145,279.36x = 11,239,830 × 4,707,743.04 - Step 4: Simplify right side
8,145,279.36x = 52,914,231,453,283.20 - Step 5: Solve for x
x = 52,914,231,453,283.20/8,145,279.36 - Step 6: Final answer
x = 6,496,306.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.