Home / 10,957,861.80-16,436,792.70-2,870,821.80

Finding the Fourth Proportional to 10,957,861.80, 16,436,792.70 and 2,870,821.80

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Solution

The fourth proportional to 10,957,861.80, 16,436,792.70 and 2,870,821.80 is: 4,306,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957,861.80 : 16,436,792.70 = 2,870,821.80 : x
  2. Step 2: Convert to fraction form
    10,957,861.80/16,436,792.70 = 2,870,821.80/x
  3. Step 3: Cross multiply
    10,957,861.80x = 16,436,792.70 × 2,870,821.80
  4. Step 4: Simplify right side
    10,957,861.80x = 47,187,102,805,240.85
  5. Step 5: Solve for x
    x = 47,187,102,805,240.85/10,957,861.80
  6. Step 6: Final answer
    x = 4,306,232.70

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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.