Finding the Fourth Proportional to 7,341,251.99, 11,000,560.23 and 3,929,991.26
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Solution
The fourth proportional to 7,341,251.99, 11,000,560.23 and 3,929,991.26 is: 5,888,928.15
Step by Step Solution
- Step 1: Write the proportion equation
7,341,251.99 : 11,000,560.23 = 3,929,991.26 : x - Step 2: Convert to fraction form
7,341,251.99/11,000,560.23 = 3,929,991.26/x - Step 3: Cross multiply
7,341,251.99x = 11,000,560.23 × 3,929,991.26 - Step 4: Simplify right side
7,341,251.99x = 43,232,105,504,000.79 - Step 5: Solve for x
x = 43,232,105,504,000.79/7,341,251.99 - Step 6: Final answer
x = 5,888,928.15
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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.