Finding the Fourth Proportional to 9,376,234.80, 14,027,027.40 and 8,127,927.60
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Solution
The fourth proportional to 9,376,234.80, 14,027,027.40 and 8,127,927.60 is: 12,159,535.85
Step by Step Solution
- Step 1: Write the proportion equation
9,376,234.80 : 14,027,027.40 = 8,127,927.60 : x - Step 2: Convert to fraction form
9,376,234.80/14,027,027.40 = 8,127,927.60/x - Step 3: Cross multiply
9,376,234.80x = 14,027,027.40 × 8,127,927.60 - Step 4: Simplify right side
9,376,234.80x = 114,010,663,150,416.23 - Step 5: Solve for x
x = 114,010,663,150,416.23/9,376,234.80 - Step 6: Final answer
x = 12,159,535.85
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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.