Finding the Fourth Proportional to 16,091,823.24, 22,206,993.66 and 8,749,705.98
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Solution
The fourth proportional to 16,091,823.24, 22,206,993.66 and 8,749,705.98 is: 12,074,745.19
Step by Step Solution
- Step 1: Write the proportion equation
16,091,823.24 : 22,206,993.66 = 8,749,705.98 : x - Step 2: Convert to fraction form
16,091,823.24/22,206,993.66 = 8,749,705.98/x - Step 3: Cross multiply
16,091,823.24x = 22,206,993.66 × 8,749,705.98 - Step 4: Simplify right side
16,091,823.24x = 194,304,665,224,724.09 - Step 5: Solve for x
x = 194,304,665,224,724.09/16,091,823.24 - Step 6: Final answer
x = 12,074,745.19
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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.