Finding the Fourth Proportional to 16,301,278.40, 24,451,917.60 and 8,743,006.40
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Solution
The fourth proportional to 16,301,278.40, 24,451,917.60 and 8,743,006.40 is: 13,114,509.60
Step by Step Solution
- Step 1: Write the proportion equation
16,301,278.40 : 24,451,917.60 = 8,743,006.40 : x - Step 2: Convert to fraction form
16,301,278.40/24,451,917.60 = 8,743,006.40/x - Step 3: Cross multiply
16,301,278.40x = 24,451,917.60 × 8,743,006.40 - Step 4: Simplify right side
16,301,278.40x = 213,783,272,069,072.66 - Step 5: Solve for x
x = 213,783,272,069,072.66/16,301,278.40 - Step 6: Final answer
x = 13,114,509.60
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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.