Home / 11,206,785.70-16,810,178.55-8,372,433.70

Finding the Fourth Proportional to 11,206,785.70, 16,810,178.55 and 8,372,433.70

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Solution

The fourth proportional to 11,206,785.70, 16,810,178.55 and 8,372,433.70 is: 12,558,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206,785.70 : 16,810,178.55 = 8,372,433.70 : x
  2. Step 2: Convert to fraction form
    11,206,785.70/16,810,178.55 = 8,372,433.70/x
  3. Step 3: Cross multiply
    11,206,785.70x = 16,810,178.55 × 8,372,433.70
  4. Step 4: Simplify right side
    11,206,785.70x = 140,742,105,395,037.16
  5. Step 5: Solve for x
    x = 140,742,105,395,037.16/11,206,785.70
  6. Step 6: Final answer
    x = 12,558,650.55

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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.