Finding the Fourth Proportional to 12,239,101.86, 18,354,694.62 and 4,039,902.18
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Solution
The fourth proportional to 12,239,101.86, 18,354,694.62 and 4,039,902.18 is: 6,058,546.74
Step by Step Solution
- Step 1: Write the proportion equation
12,239,101.86 : 18,354,694.62 = 4,039,902.18 : x - Step 2: Convert to fraction form
12,239,101.86/18,354,694.62 = 4,039,902.18/x - Step 3: Cross multiply
12,239,101.86x = 18,354,694.62 × 4,039,902.18 - Step 4: Simplify right side
12,239,101.86x = 74,151,170,755,584.36 - Step 5: Solve for x
x = 74,151,170,755,584.36/12,239,101.86 - Step 6: Final answer
x = 6,058,546.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.