Home / 8,469,977.78-11,687,620.52-4,798,107.96

Finding the Fourth Proportional to 8,469,977.78, 11,687,620.52 and 4,798,107.96

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Solution

The fourth proportional to 8,469,977.78, 11,687,620.52 and 4,798,107.96 is: 6,620,851.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469,977.78 : 11,687,620.52 = 4,798,107.96 : x
  2. Step 2: Convert to fraction form
    8,469,977.78/11,687,620.52 = 4,798,107.96/x
  3. Step 3: Cross multiply
    8,469,977.78x = 11,687,620.52 × 4,798,107.96
  4. Step 4: Simplify right side
    8,469,977.78x = 56,078,465,050,471.34
  5. Step 5: Solve for x
    x = 56,078,465,050,471.34/8,469,977.78
  6. Step 6: Final answer
    x = 6,620,851.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.