Finding the Fourth Proportional to 39,120,599.60, 58,701,894.60 and 16,403,793.20
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Solution
The fourth proportional to 39,120,599.60, 58,701,894.60 and 16,403,793.20 is: 24,614,493.37
Step by Step Solution
- Step 1: Write the proportion equation
39,120,599.60 : 58,701,894.60 = 16,403,793.20 : x - Step 2: Convert to fraction form
39,120,599.60/58,701,894.60 = 16,403,793.20/x - Step 3: Cross multiply
39,120,599.60x = 58,701,894.60 × 16,403,793.20 - Step 4: Simplify right side
39,120,599.60x = 962,933,739,466,596.75 - Step 5: Solve for x
x = 962,933,739,466,596.75/39,120,599.60 - Step 6: Final answer
x = 24,614,493.37
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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.