Finding the Fourth Proportional to 5,584,511.79, 8,376,789.56 and 3,690,832.23
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Solution
The fourth proportional to 5,584,511.79, 8,376,789.56 and 3,690,832.23 is: 5,536,262.80
Step by Step Solution
- Step 1: Write the proportion equation
5,584,511.79 : 8,376,789.56 = 3,690,832.23 : x - Step 2: Convert to fraction form
5,584,511.79/8,376,789.56 = 3,690,832.23/x - Step 3: Cross multiply
5,584,511.79x = 8,376,789.56 × 3,690,832.23 - Step 4: Simplify right side
5,584,511.79x = 30,917,324,873,521.36 - Step 5: Solve for x
x = 30,917,324,873,521.36/5,584,511.79 - Step 6: Final answer
x = 5,536,262.80
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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.