Finding the Fourth Proportional to 17,969,590.80, 26,954,386.20 and 16,028,701.20
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Solution
The fourth proportional to 17,969,590.80, 26,954,386.20 and 16,028,701.20 is: 24,043,051.80
Step by Step Solution
- Step 1: Write the proportion equation
17,969,590.80 : 26,954,386.20 = 16,028,701.20 : x - Step 2: Convert to fraction form
17,969,590.80/26,954,386.20 = 16,028,701.20/x - Step 3: Cross multiply
17,969,590.80x = 26,954,386.20 × 16,028,701.20 - Step 4: Simplify right side
17,969,590.80x = 432,043,802,429,203.44 - Step 5: Solve for x
x = 432,043,802,429,203.44/17,969,590.80 - Step 6: Final answer
x = 24,043,051.80
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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.