Finding the Fourth Proportional to 10,929,025.68, 16,394,325.48 and 4,197,439.68
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Solution
The fourth proportional to 10,929,025.68, 16,394,325.48 and 4,197,439.68 is: 6,296,461.76
Step by Step Solution
- Step 1: Write the proportion equation
10,929,025.68 : 16,394,325.48 = 4,197,439.68 : x - Step 2: Convert to fraction form
10,929,025.68/16,394,325.48 = 4,197,439.68/x - Step 3: Cross multiply
10,929,025.68x = 16,394,325.48 × 4,197,439.68 - Step 4: Simplify right side
10,929,025.68x = 68,814,192,296,587.05 - Step 5: Solve for x
x = 68,814,192,296,587.05/10,929,025.68 - Step 6: Final answer
x = 6,296,461.76
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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.