Finding the Fourth Proportional to 19,707,752.32, 27,198,992.64 and 16,394,192.96
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Solution
The fourth proportional to 19,707,752.32, 27,198,992.64 and 16,394,192.96 is: 22,625,894.95
Step by Step Solution
- Step 1: Write the proportion equation
19,707,752.32 : 27,198,992.64 = 16,394,192.96 : x - Step 2: Convert to fraction form
19,707,752.32/27,198,992.64 = 16,394,192.96/x - Step 3: Cross multiply
19,707,752.32x = 27,198,992.64 × 16,394,192.96 - Step 4: Simplify right side
19,707,752.32x = 445,905,533,657,779.88 - Step 5: Solve for x
x = 445,905,533,657,779.88/19,707,752.32 - Step 6: Final answer
x = 22,625,894.95
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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.