Finding the Fourth Proportional to 14,612,819.24, 21,927,888.17 and 8,141,311.28
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Solution
The fourth proportional to 14,612,819.24, 21,927,888.17 and 8,141,311.28 is: 12,216,791.32
Step by Step Solution
- Step 1: Write the proportion equation
14,612,819.24 : 21,927,888.17 = 8,141,311.28 : x - Step 2: Convert to fraction form
14,612,819.24/21,927,888.17 = 8,141,311.28/x - Step 3: Cross multiply
14,612,819.24x = 21,927,888.17 × 8,141,311.28 - Step 4: Simplify right side
14,612,819.24x = 178,521,763,304,999.56 - Step 5: Solve for x
x = 178,521,763,304,999.56/14,612,819.24 - Step 6: Final answer
x = 12,216,791.32
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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.