Finding the Fourth Proportional to 14,507,455.96, 21,761,198.84 and 5,409,414.52
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Solution
The fourth proportional to 14,507,455.96, 21,761,198.84 and 5,409,414.52 is: 8,114,127.34
Step by Step Solution
- Step 1: Write the proportion equation
14,507,455.96 : 21,761,198.84 = 5,409,414.52 : x - Step 2: Convert to fraction form
14,507,455.96/21,761,198.84 = 5,409,414.52/x - Step 3: Cross multiply
14,507,455.96x = 21,761,198.84 × 5,409,414.52 - Step 4: Simplify right side
14,507,455.96x = 117,715,344,977,703.14 - Step 5: Solve for x
x = 117,715,344,977,703.14/14,507,455.96 - Step 6: Final answer
x = 8,114,127.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.