Home / 8,764,522.20-13,146,783.30-5,172,010.20

Finding the Fourth Proportional to 8,764,522.20, 13,146,783.30 and 5,172,010.20

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Solution

The fourth proportional to 8,764,522.20, 13,146,783.30 and 5,172,010.20 is: 7,758,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,522.20 : 13,146,783.30 = 5,172,010.20 : x
  2. Step 2: Convert to fraction form
    8,764,522.20/13,146,783.30 = 5,172,010.20/x
  3. Step 3: Cross multiply
    8,764,522.20x = 13,146,783.30 × 5,172,010.20
  4. Step 4: Simplify right side
    8,764,522.20x = 67,995,297,324,789.66
  5. Step 5: Solve for x
    x = 67,995,297,324,789.66/8,764,522.20
  6. Step 6: Final answer
    x = 7,758,015.30

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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.