Home / 13,782,400.70-20,674,171.08-4,067,013.80

Finding the Fourth Proportional to 13,782,400.70, 20,674,171.08 and 4,067,013.80

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Solution

The fourth proportional to 13,782,400.70, 20,674,171.08 and 4,067,013.80 is: 6,100,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782,400.70 : 20,674,171.08 = 4,067,013.80 : x
  2. Step 2: Convert to fraction form
    13,782,400.70/20,674,171.08 = 4,067,013.80/x
  3. Step 3: Cross multiply
    13,782,400.70x = 20,674,171.08 × 4,067,013.80
  4. Step 4: Simplify right side
    13,782,400.70x = 84,082,139,085,920.89
  5. Step 5: Solve for x
    x = 84,082,139,085,920.89/13,782,400.70
  6. Step 6: Final answer
    x = 6,100,688.91

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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.