Home / 6,870,691.80-10,306,037.70-1,822,512.60

Finding the Fourth Proportional to 6,870,691.80, 10,306,037.70 and 1,822,512.60

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Solution

The fourth proportional to 6,870,691.80, 10,306,037.70 and 1,822,512.60 is: 2,733,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,691.80 : 10,306,037.70 = 1,822,512.60 : x
  2. Step 2: Convert to fraction form
    6,870,691.80/10,306,037.70 = 1,822,512.60/x
  3. Step 3: Cross multiply
    6,870,691.80x = 10,306,037.70 × 1,822,512.60
  4. Step 4: Simplify right side
    6,870,691.80x = 18,782,883,564,325.02
  5. Step 5: Solve for x
    x = 18,782,883,564,325.02/6,870,691.80
  6. Step 6: Final answer
    x = 2,733,768.90

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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.