Finding the Fourth Proportional to 16,134,234.40, 24,201,351.60 and 12,481,069.60
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Solution
The fourth proportional to 16,134,234.40, 24,201,351.60 and 12,481,069.60 is: 18,721,604.40
Step by Step Solution
- Step 1: Write the proportion equation
16,134,234.40 : 24,201,351.60 = 12,481,069.60 : x - Step 2: Convert to fraction form
16,134,234.40/24,201,351.60 = 12,481,069.60/x - Step 3: Cross multiply
16,134,234.40x = 24,201,351.60 × 12,481,069.60 - Step 4: Simplify right side
16,134,234.40x = 302,058,753,733,671.38 - Step 5: Solve for x
x = 302,058,753,733,671.38/16,134,234.40 - Step 6: Final answer
x = 18,721,604.40
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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.