Home / 43,568,863.74-65,360,388.24-12,866,548.68

Finding the Fourth Proportional to 43,568,863.74, 65,360,388.24 and 12,866,548.68

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Solution

The fourth proportional to 43,568,863.74, 65,360,388.24 and 12,866,548.68 is: 19,301,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,568,863.74 : 65,360,388.24 = 12,866,548.68 : x
  2. Step 2: Convert to fraction form
    43,568,863.74/65,360,388.24 = 12,866,548.68/x
  3. Step 3: Cross multiply
    43,568,863.74x = 65,360,388.24 × 12,866,548.68
  4. Step 4: Simplify right side
    43,568,863.74x = 840,962,617,033,659.50
  5. Step 5: Solve for x
    x = 840,962,617,033,659.50/43,568,863.74
  6. Step 6: Final answer
    x = 19,301,917.58

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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.