Finding the Fourth Proportional to 23,288,735.21, 34,888,330.49 and 13,022,457.53
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Solution
The fourth proportional to 23,288,735.21, 34,888,330.49 and 13,022,457.53 is: 19,508,650.76
Step by Step Solution
- Step 1: Write the proportion equation
23,288,735.21 : 34,888,330.49 = 13,022,457.53 : x - Step 2: Convert to fraction form
23,288,735.21/34,888,330.49 = 13,022,457.53/x - Step 3: Cross multiply
23,288,735.21x = 34,888,330.49 × 13,022,457.53 - Step 4: Simplify right side
23,288,735.21x = 454,331,801,859,075.12 - Step 5: Solve for x
x = 454,331,801,859,075.12/23,288,735.21 - Step 6: Final answer
x = 19,508,650.76
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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.