Home / 14,601,329.58-20,149,464.78-8,074,785.36

Finding the Fourth Proportional to 14,601,329.58, 20,149,464.78 and 8,074,785.36

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Solution

The fourth proportional to 14,601,329.58, 20,149,464.78 and 8,074,785.36 is: 11,142,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601,329.58 : 20,149,464.78 = 8,074,785.36 : x
  2. Step 2: Convert to fraction form
    14,601,329.58/20,149,464.78 = 8,074,785.36/x
  3. Step 3: Cross multiply
    14,601,329.58x = 20,149,464.78 × 8,074,785.36
  4. Step 4: Simplify right side
    14,601,329.58x = 162,702,603,217,379.62
  5. Step 5: Solve for x
    x = 162,702,603,217,379.62/14,601,329.58
  6. Step 6: Final answer
    x = 11,142,999.16

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1.5x scale

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.