Finding the Fourth Proportional to 16,287,138.15, 24,430,693.30 and 4,156,600.63
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Solution
The fourth proportional to 16,287,138.15, 24,430,693.30 and 4,156,600.63 is: 6,234,897.39
Step by Step Solution
- Step 1: Write the proportion equation
16,287,138.15 : 24,430,693.30 = 4,156,600.63 : x - Step 2: Convert to fraction form
16,287,138.15/24,430,693.30 = 4,156,600.63/x - Step 3: Cross multiply
16,287,138.15x = 24,430,693.30 × 4,156,600.63 - Step 4: Simplify right side
16,287,138.15x = 101,548,635,162,116.78 - Step 5: Solve for x
x = 101,548,635,162,116.78/16,287,138.15 - Step 6: Final answer
x = 6,234,897.39
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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.