Home / 7,007,455.80-10,511,183.70-6,960,216.60

Finding the Fourth Proportional to 7,007,455.80, 10,511,183.70 and 6,960,216.60

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Solution

The fourth proportional to 7,007,455.80, 10,511,183.70 and 6,960,216.60 is: 10,440,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,455.80 : 10,511,183.70 = 6,960,216.60 : x
  2. Step 2: Convert to fraction form
    7,007,455.80/10,511,183.70 = 6,960,216.60/x
  3. Step 3: Cross multiply
    7,007,455.80x = 10,511,183.70 × 6,960,216.60
  4. Step 4: Simplify right side
    7,007,455.80x = 73,160,115,274,389.41
  5. Step 5: Solve for x
    x = 73,160,115,274,389.41/7,007,455.80
  6. Step 6: Final answer
    x = 10,440,324.90

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Similar ratio
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1.5x scale

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.