Finding the Fourth Proportional to 11,723,355.54, 16,178,325.66 and 6,496,451.03
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Solution
The fourth proportional to 11,723,355.54, 16,178,325.66 and 6,496,451.03 is: 8,965,155.07
Step by Step Solution
- Step 1: Write the proportion equation
11,723,355.54 : 16,178,325.66 = 6,496,451.03 : x - Step 2: Convert to fraction form
11,723,355.54/16,178,325.66 = 6,496,451.03/x - Step 3: Cross multiply
11,723,355.54x = 16,178,325.66 × 6,496,451.03 - Step 4: Simplify right side
11,723,355.54x = 105,101,700,397,582.44 - Step 5: Solve for x
x = 105,101,700,397,582.44/11,723,355.54 - Step 6: Final answer
x = 8,965,155.07
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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.