Finding the Fourth Proportional to 14,401,157.68, 19,874,640.36 and 8,600,183.92
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Solution
The fourth proportional to 14,401,157.68, 19,874,640.36 and 8,600,183.92 is: 11,868,876.53
Step by Step Solution
- Step 1: Write the proportion equation
14,401,157.68 : 19,874,640.36 = 8,600,183.92 : x - Step 2: Convert to fraction form
14,401,157.68/19,874,640.36 = 8,600,183.92/x - Step 3: Cross multiply
14,401,157.68x = 19,874,640.36 × 8,600,183.92 - Step 4: Simplify right side
14,401,157.68x = 170,925,562,439,855 - Step 5: Solve for x
x = 170,925,562,439,855/14,401,157.68 - Step 6: Final answer
x = 11,868,876.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.