Finding the Fourth Proportional to 10,834,129.20, 16,246,469.39 and 4,097,819.28
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Solution
The fourth proportional to 10,834,129.20, 16,246,469.39 and 4,097,819.28 is: 6,144,941.99
Step by Step Solution
- Step 1: Write the proportion equation
10,834,129.20 : 16,246,469.39 = 4,097,819.28 : x - Step 2: Convert to fraction form
10,834,129.20/16,246,469.39 = 4,097,819.28/x - Step 3: Cross multiply
10,834,129.20x = 16,246,469.39 × 4,097,819.28 - Step 4: Simplify right side
10,834,129.20x = 66,575,095,477,782.74 - Step 5: Solve for x
x = 66,575,095,477,782.74/10,834,129.20 - Step 6: Final answer
x = 6,144,941.99
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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.