Finding the Fourth Proportional to 62,965,107.05, 86,894,545.10 and 35,087,855.45
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Solution
The fourth proportional to 62,965,107.05, 86,894,545.10 and 35,087,855.45 is: 48,422,743.65
Step by Step Solution
- Step 1: Write the proportion equation
62,965,107.05 : 86,894,545.10 = 35,087,855.45 : x - Step 2: Convert to fraction form
62,965,107.05/86,894,545.10 = 35,087,855.45/x - Step 3: Cross multiply
62,965,107.05x = 86,894,545.10 × 35,087,855.45 - Step 4: Simplify right side
62,965,107.05x = 3,048,943,237,252,394 - Step 5: Solve for x
x = 3,048,943,237,252,394/62,965,107.05 - Step 6: Final answer
x = 48,422,743.65
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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.