Finding the Fourth Proportional to 14,952,425.70, 22,428,638.55 and 7,394,153.70
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Solution
The fourth proportional to 14,952,425.70, 22,428,638.55 and 7,394,153.70 is: 11,091,230.55
Step by Step Solution
- Step 1: Write the proportion equation
14,952,425.70 : 22,428,638.55 = 7,394,153.70 : x - Step 2: Convert to fraction form
14,952,425.70/22,428,638.55 = 7,394,153.70/x - Step 3: Cross multiply
14,952,425.70x = 22,428,638.55 × 7,394,153.70 - Step 4: Simplify right side
14,952,425.70x = 165,840,800,720,445.16 - Step 5: Solve for x
x = 165,840,800,720,445.16/14,952,425.70 - Step 6: Final answer
x = 11,091,230.55
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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.