Home / 7,297,946.40-10,946,919.60-4,610,560.80

Finding the Fourth Proportional to 7,297,946.40, 10,946,919.60 and 4,610,560.80

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Solution

The fourth proportional to 7,297,946.40, 10,946,919.60 and 4,610,560.80 is: 6,915,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297,946.40 : 10,946,919.60 = 4,610,560.80 : x
  2. Step 2: Convert to fraction form
    7,297,946.40/10,946,919.60 = 4,610,560.80/x
  3. Step 3: Cross multiply
    7,297,946.40x = 10,946,919.60 × 4,610,560.80
  4. Step 4: Simplify right side
    7,297,946.40x = 50,471,438,388,511.68
  5. Step 5: Solve for x
    x = 50,471,438,388,511.68/7,297,946.40
  6. Step 6: Final answer
    x = 6,915,841.20

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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.