Finding the Fourth Proportional to 8,675,234.10, 11,972,514.18 and 4,808,125.62
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Solution
The fourth proportional to 8,675,234.10, 11,972,514.18 and 4,808,125.62 is: 6,635,596.40
Step by Step Solution
- Step 1: Write the proportion equation
8,675,234.10 : 11,972,514.18 = 4,808,125.62 : x - Step 2: Convert to fraction form
8,675,234.10/11,972,514.18 = 4,808,125.62/x - Step 3: Cross multiply
8,675,234.10x = 11,972,514.18 × 4,808,125.62 - Step 4: Simplify right side
8,675,234.10x = 57,565,352,164,671.29 - Step 5: Solve for x
x = 57,565,352,164,671.29/8,675,234.10 - Step 6: Final answer
x = 6,635,596.40
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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.