Finding the Fourth Proportional to 7,828,523.73, 11,744,475.05 and 2,363,166.08
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Solution
The fourth proportional to 7,828,523.73, 11,744,475.05 and 2,363,166.08 is: 3,545,259.10
Step by Step Solution
- Step 1: Write the proportion equation
7,828,523.73 : 11,744,475.05 = 2,363,166.08 : x - Step 2: Convert to fraction form
7,828,523.73/11,744,475.05 = 2,363,166.08/x - Step 3: Cross multiply
7,828,523.73x = 11,744,475.05 × 2,363,166.08 - Step 4: Simplify right side
7,828,523.73x = 27,754,144,995,028.10 - Step 5: Solve for x
x = 27,754,144,995,028.10/7,828,523.73 - Step 6: Final answer
x = 3,545,259.10
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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.