Finding the Fourth Proportional to 5,584,508.10, 7,706,950.36 and 4,205,418.70
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Solution
The fourth proportional to 5,584,508.10, 7,706,950.36 and 4,205,418.70 is: 5,803,725.70
Step by Step Solution
- Step 1: Write the proportion equation
5,584,508.10 : 7,706,950.36 = 4,205,418.70 : x - Step 2: Convert to fraction form
5,584,508.10/7,706,950.36 = 4,205,418.70/x - Step 3: Cross multiply
5,584,508.10x = 7,706,950.36 × 4,205,418.70 - Step 4: Simplify right side
5,584,508.10x = 32,410,953,163,915.73 - Step 5: Solve for x
x = 32,410,953,163,915.73/5,584,508.10 - Step 6: Final answer
x = 5,803,725.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.