Home / 26,987,367.38-40,481,018.87-8,791,533.45

Finding the Fourth Proportional to 26,987,367.38, 40,481,018.87 and 8,791,533.45

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Solution

The fourth proportional to 26,987,367.38, 40,481,018.87 and 8,791,533.45 is: 13,187,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987,367.38 : 40,481,018.87 = 8,791,533.45 : x
  2. Step 2: Convert to fraction form
    26,987,367.38/40,481,018.87 = 8,791,533.45/x
  3. Step 3: Cross multiply
    26,987,367.38x = 40,481,018.87 × 8,791,533.45
  4. Step 4: Simplify right side
    26,987,367.38x = 355,890,231,441,728.50
  5. Step 5: Solve for x
    x = 355,890,231,441,728.50/26,987,367.38
  6. Step 6: Final answer
    x = 13,187,289.69

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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.