Finding the Fourth Proportional to 13,363,599.99, 18,432,240.98 and 12,264,573.87
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Solution
The fourth proportional to 13,363,599.99, 18,432,240.98 and 12,264,573.87 is: 16,916,368.43
Step by Step Solution
- Step 1: Write the proportion equation
13,363,599.99 : 18,432,240.98 = 12,264,573.87 : x - Step 2: Convert to fraction form
13,363,599.99/18,432,240.98 = 12,264,573.87/x - Step 3: Cross multiply
13,363,599.99x = 18,432,240.98 × 12,264,573.87 - Step 4: Simplify right side
13,363,599.99x = 226,063,581,027,528.31 - Step 5: Solve for x
x = 226,063,581,027,528.31/13,363,599.99 - Step 6: Final answer
x = 16,916,368.43
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.