Finding the Fourth Proportional to 7,386,517.98, 11,059,372.26 and 3,784,528.98
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Solution
The fourth proportional to 7,386,517.98, 11,059,372.26 and 3,784,528.98 is: 5,666,338.99
Step by Step Solution
- Step 1: Write the proportion equation
7,386,517.98 : 11,059,372.26 = 3,784,528.98 : x - Step 2: Convert to fraction form
7,386,517.98/11,059,372.26 = 3,784,528.98/x - Step 3: Cross multiply
7,386,517.98x = 11,059,372.26 × 3,784,528.98 - Step 4: Simplify right side
7,386,517.98x = 41,854,514,818,578.09 - Step 5: Solve for x
x = 41,854,514,818,578.09/7,386,517.98 - Step 6: Final answer
x = 5,666,338.99
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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.