Finding the Fourth Proportional to 16,128,536.80, 24,192,805.20 and 16,016,562.40
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Solution
The fourth proportional to 16,128,536.80, 24,192,805.20 and 16,016,562.40 is: 24,024,843.60
Step by Step Solution
- Step 1: Write the proportion equation
16,128,536.80 : 24,192,805.20 = 16,016,562.40 : x - Step 2: Convert to fraction form
16,128,536.80/24,192,805.20 = 16,016,562.40/x - Step 3: Cross multiply
16,128,536.80x = 24,192,805.20 × 16,016,562.40 - Step 4: Simplify right side
16,128,536.80x = 387,485,574,116,844.50 - Step 5: Solve for x
x = 387,485,574,116,844.50/16,128,536.80 - Step 6: Final answer
x = 24,024,843.60
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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.