Home / 57,900,873.25-86,854,103.09-19,038,464.86

Finding the Fourth Proportional to 57,900,873.25, 86,854,103.09 and 19,038,464.86

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Solution

The fourth proportional to 57,900,873.25, 86,854,103.09 and 19,038,464.86 is: 28,558,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,873.25 : 86,854,103.09 = 19,038,464.86 : x
  2. Step 2: Convert to fraction form
    57,900,873.25/86,854,103.09 = 19,038,464.86/x
  3. Step 3: Cross multiply
    57,900,873.25x = 86,854,103.09 × 19,038,464.86
  4. Step 4: Simplify right side
    57,900,873.25x = 1,653,568,789,391,187.50
  5. Step 5: Solve for x
    x = 1,653,568,789,391,187.50/57,900,873.25
  6. Step 6: Final answer
    x = 28,558,615.73

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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.