Finding the Fourth Proportional to 16,287,153.69, 24,430,716.48 and 4,156,616.16
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Solution
The fourth proportional to 16,287,153.69, 24,430,716.48 and 4,156,616.16 is: 6,234,920.65
Step by Step Solution
- Step 1: Write the proportion equation
16,287,153.69 : 24,430,716.48 = 4,156,616.16 : x - Step 2: Convert to fraction form
16,287,153.69/24,430,716.48 = 4,156,616.16/x - Step 3: Cross multiply
16,287,153.69x = 24,430,716.48 × 4,156,616.16 - Step 4: Simplify right side
16,287,153.69x = 101,549,110,921,146.33 - Step 5: Solve for x
x = 101,549,110,921,146.33/16,287,153.69 - Step 6: Final answer
x = 6,234,920.65
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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.