Finding the Fourth Proportional to 21,523,747.42, 32,285,737.53 and 6,377,810.14
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Solution
The fourth proportional to 21,523,747.42, 32,285,737.53 and 6,377,810.14 is: 9,566,749.70
Step by Step Solution
- Step 1: Write the proportion equation
21,523,747.42 : 32,285,737.53 = 6,377,810.14 : x - Step 2: Convert to fraction form
21,523,747.42/32,285,737.53 = 6,377,810.14/x - Step 3: Cross multiply
21,523,747.42x = 32,285,737.53 × 6,377,810.14 - Step 4: Simplify right side
21,523,747.42x = 205,912,304,196,212.56 - Step 5: Solve for x
x = 205,912,304,196,212.56/21,523,747.42 - Step 6: Final answer
x = 9,566,749.70
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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.