Finding the Fourth Proportional to 16,995,782.80, 25,493,674.20 and 14,684,014.45
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Solution
The fourth proportional to 16,995,782.80, 25,493,674.20 and 14,684,014.45 is: 22,026,021.68
Step by Step Solution
- Step 1: Write the proportion equation
16,995,782.80 : 25,493,674.20 = 14,684,014.45 : x - Step 2: Convert to fraction form
16,995,782.80/25,493,674.20 = 14,684,014.45/x - Step 3: Cross multiply
16,995,782.80x = 25,493,674.20 × 14,684,014.45 - Step 4: Simplify right side
16,995,782.80x = 374,349,480,336,392.19 - Step 5: Solve for x
x = 374,349,480,336,392.19/16,995,782.80 - Step 6: Final answer
x = 22,026,021.68
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1.5x scale
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.