Finding the Fourth Proportional to 29,007,754.21, 43,516,588.51 and 11,959,107.49
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Solution
The fourth proportional to 29,007,754.21, 43,516,588.51 and 11,959,107.49 is: 17,940,704.95
Step by Step Solution
- Step 1: Write the proportion equation
29,007,754.21 : 43,516,588.51 = 11,959,107.49 : x - Step 2: Convert to fraction form
29,007,754.21/43,516,588.51 = 11,959,107.49/x - Step 3: Cross multiply
29,007,754.21x = 43,516,588.51 × 11,959,107.49 - Step 4: Simplify right side
29,007,754.21x = 520,419,559,495,346.38 - Step 5: Solve for x
x = 520,419,559,495,346.38/29,007,754.21 - Step 6: Final answer
x = 17,940,704.95
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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.