Home / 17,128,460.51-25,682,429.87-5,451,788.33

Finding the Fourth Proportional to 17,128,460.51, 25,682,429.87 and 5,451,788.33

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Solution

The fourth proportional to 17,128,460.51, 25,682,429.87 and 5,451,788.33 is: 8,174,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,128,460.51 : 25,682,429.87 = 5,451,788.33 : x
  2. Step 2: Convert to fraction form
    17,128,460.51/25,682,429.87 = 5,451,788.33/x
  3. Step 3: Cross multiply
    17,128,460.51x = 25,682,429.87 × 5,451,788.33
  4. Step 4: Simplify right side
    17,128,460.51x = 140,015,171,412,391.64
  5. Step 5: Solve for x
    x = 140,015,171,412,391.64/17,128,460.51
  6. Step 6: Final answer
    x = 8,174,416.57

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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.