Home / 8,277,174.32-12,417,629.74-2,520,422.60

Finding the Fourth Proportional to 8,277,174.32, 12,417,629.74 and 2,520,422.60

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Solution

The fourth proportional to 8,277,174.32, 12,417,629.74 and 2,520,422.60 is: 3,781,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277,174.32 : 12,417,629.74 = 2,520,422.60 : x
  2. Step 2: Convert to fraction form
    8,277,174.32/12,417,629.74 = 2,520,422.60/x
  3. Step 3: Cross multiply
    8,277,174.32x = 12,417,629.74 × 2,520,422.60
  4. Step 4: Simplify right side
    8,277,174.32x = 31,297,674,635,128.12
  5. Step 5: Solve for x
    x = 31,297,674,635,128.12/8,277,174.32
  6. Step 6: Final answer
    x = 3,781,202.79

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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.