Finding the Fourth Proportional to 7,462,891.99, 11,194,400.63 and 2,071,962.79
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Solution
The fourth proportional to 7,462,891.99, 11,194,400.63 and 2,071,962.79 is: 3,107,961.58
Step by Step Solution
- Step 1: Write the proportion equation
7,462,891.99 : 11,194,400.63 = 2,071,962.79 : x - Step 2: Convert to fraction form
7,462,891.99/11,194,400.63 = 2,071,962.79/x - Step 3: Cross multiply
7,462,891.99x = 11,194,400.63 × 2,071,962.79 - Step 4: Simplify right side
7,462,891.99x = 23,194,381,551,352.75 - Step 5: Solve for x
x = 23,194,381,551,352.75/7,462,891.99 - Step 6: Final answer
x = 3,107,961.58
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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.