Finding the Fourth Proportional to 29,520,812.96, 44,279,644.80 and 7,955,068.40
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Solution
The fourth proportional to 29,520,812.96, 44,279,644.80 and 7,955,068.40 is: 11,932,178.28
Step by Step Solution
- Step 1: Write the proportion equation
29,520,812.96 : 44,279,644.80 = 7,955,068.40 : x - Step 2: Convert to fraction form
29,520,812.96/44,279,644.80 = 7,955,068.40/x - Step 3: Cross multiply
29,520,812.96x = 44,279,644.80 × 7,955,068.40 - Step 4: Simplify right side
29,520,812.96x = 352,247,603,111,704.31 - Step 5: Solve for x
x = 352,247,603,111,704.31/29,520,812.96 - Step 6: Final answer
x = 11,932,178.28
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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.