Finding the Fourth Proportional to 7,934,966.73, 11,902,100.18 and 2,543,887.80
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Solution
The fourth proportional to 7,934,966.73, 11,902,100.18 and 2,543,887.80 is: 3,815,719.52
Step by Step Solution
- Step 1: Write the proportion equation
7,934,966.73 : 11,902,100.18 = 2,543,887.80 : x - Step 2: Convert to fraction form
7,934,966.73/11,902,100.18 = 2,543,887.80/x - Step 3: Cross multiply
7,934,966.73x = 11,902,100.18 × 2,543,887.80 - Step 4: Simplify right side
7,934,966.73x = 30,277,607,429,560.36 - Step 5: Solve for x
x = 30,277,607,429,560.36/7,934,966.73 - Step 6: Final answer
x = 3,815,719.52
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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.