Home / 12,568,027.80-18,861,372.90-5,000,424.60

Finding the Fourth Proportional to 12,568,027.80, 18,861,372.90 and 5,000,424.60

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Solution

The fourth proportional to 12,568,027.80, 18,861,372.90 and 5,000,424.60 is: 7,504,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568,027.80 : 18,861,372.90 = 5,000,424.60 : x
  2. Step 2: Convert to fraction form
    12,568,027.80/18,861,372.90 = 5,000,424.60/x
  3. Step 3: Cross multiply
    12,568,027.80x = 18,861,372.90 × 5,000,424.60
  4. Step 4: Simplify right side
    12,568,027.80x = 94,314,873,038,933.33
  5. Step 5: Solve for x
    x = 94,314,873,038,933.33/12,568,027.80
  6. Step 6: Final answer
    x = 7,504,349.49

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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.