Finding the Fourth Proportional to 8,952,135.52, 13,430,876 and 8,417,423.20
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Solution
The fourth proportional to 8,952,135.52, 13,430,876 and 8,417,423.20 is: 12,628,647.88
Step by Step Solution
- Step 1: Write the proportion equation
8,952,135.52 : 13,430,876 = 8,417,423.20 : x - Step 2: Convert to fraction form
8,952,135.52/13,430,876 = 8,417,423.20/x - Step 3: Cross multiply
8,952,135.52x = 13,430,876 × 8,417,423.20 - Step 4: Simplify right side
8,952,135.52x = 113,053,367,238,723.19 - Step 5: Solve for x
x = 113,053,367,238,723.19/8,952,135.52 - Step 6: Final answer
x = 12,628,647.88
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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.