Finding the Fourth Proportional to 33,919,621.35, 50,872,942.09 and 13,170,059.92
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Solution
The fourth proportional to 33,919,621.35, 50,872,942.09 and 13,170,059.92 is: 19,752,570.02
Step by Step Solution
- Step 1: Write the proportion equation
33,919,621.35 : 50,872,942.09 = 13,170,059.92 : x - Step 2: Convert to fraction form
33,919,621.35/50,872,942.09 = 13,170,059.92/x - Step 3: Cross multiply
33,919,621.35x = 50,872,942.09 × 13,170,059.92 - Step 4: Simplify right side
33,919,621.35x = 669,999,695,631,990.12 - Step 5: Solve for x
x = 669,999,695,631,990.12/33,919,621.35 - Step 6: Final answer
x = 19,752,570.02
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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.