Finding the Fourth Proportional to 27,493,927.98, 41,276,934.94 and 18,436,554.10
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Solution
The fourth proportional to 27,493,927.98, 41,276,934.94 and 18,436,554.10 is: 27,679,000.42
Step by Step Solution
- Step 1: Write the proportion equation
27,493,927.98 : 41,276,934.94 = 18,436,554.10 : x - Step 2: Convert to fraction form
27,493,927.98/41,276,934.94 = 18,436,554.10/x - Step 3: Cross multiply
27,493,927.98x = 41,276,934.94 × 18,436,554.10 - Step 4: Simplify right side
27,493,927.98x = 761,004,444,103,490.25 - Step 5: Solve for x
x = 761,004,444,103,490.25/27,493,927.98 - Step 6: Final answer
x = 27,679,000.42
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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.