Finding the Fourth Proportional to 17,419,935.24, 26,128,214.40 and 5,289,505.31
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Solution
The fourth proportional to 17,419,935.24, 26,128,214.40 and 5,289,505.31 is: 7,933,745.26
Step by Step Solution
- Step 1: Write the proportion equation
17,419,935.24 : 26,128,214.40 = 5,289,505.31 : x - Step 2: Convert to fraction form
17,419,935.24/26,128,214.40 = 5,289,505.31/x - Step 3: Cross multiply
17,419,935.24x = 26,128,214.40 × 5,289,505.31 - Step 4: Simplify right side
17,419,935.24x = 138,205,328,678,977.38 - Step 5: Solve for x
x = 138,205,328,678,977.38/17,419,935.24 - Step 6: Final answer
x = 7,933,745.26
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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.