Finding the Fourth Proportional to 10,985,130.65, 16,466,161.34 and 3,696,059.99
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Solution
The fourth proportional to 10,985,130.65, 16,466,161.34 and 3,696,059.99 is: 5,540,209.03
Step by Step Solution
- Step 1: Write the proportion equation
10,985,130.65 : 16,466,161.34 = 3,696,059.99 : x - Step 2: Convert to fraction form
10,985,130.65/16,466,161.34 = 3,696,059.99/x - Step 3: Cross multiply
10,985,130.65x = 16,466,161.34 × 3,696,059.99 - Step 4: Simplify right side
10,985,130.65x = 60,859,920,016,847.68 - Step 5: Solve for x
x = 60,859,920,016,847.68/10,985,130.65 - Step 6: Final answer
x = 5,540,209.03
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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.