Finding the Fourth Proportional to 21,620,754.26, 32,424,457.83 and 6,269,175.53
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Solution
The fourth proportional to 21,620,754.26, 32,424,457.83 and 6,269,175.53 is: 9,401,828.22
Step by Step Solution
- Step 1: Write the proportion equation
21,620,754.26 : 32,424,457.83 = 6,269,175.53 : x - Step 2: Convert to fraction form
21,620,754.26/32,424,457.83 = 6,269,175.53/x - Step 3: Cross multiply
21,620,754.26x = 32,424,457.83 × 6,269,175.53 - Step 4: Simplify right side
21,620,754.26x = 203,274,617,601,352.91 - Step 5: Solve for x
x = 203,274,617,601,352.91/21,620,754.26 - Step 6: Final answer
x = 9,401,828.22
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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.