Finding the Fourth Proportional to 14,503,877.57, 21,758,294.96 and 5,979,554.21
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Solution
The fourth proportional to 14,503,877.57, 21,758,294.96 and 5,979,554.21 is: 8,970,353.18
Step by Step Solution
- Step 1: Write the proportion equation
14,503,877.57 : 21,758,294.96 = 5,979,554.21 : x - Step 2: Convert to fraction form
14,503,877.57/21,758,294.96 = 5,979,554.21/x - Step 3: Cross multiply
14,503,877.57x = 21,758,294.96 × 5,979,554.21 - Step 4: Simplify right side
14,503,877.57x = 130,104,904,277,411.08 - Step 5: Solve for x
x = 130,104,904,277,411.08/14,503,877.57 - Step 6: Final answer
x = 8,970,353.18
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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.