Home / 31,719,668.20-43,775,308.03-17,968,745.32

Finding the Fourth Proportional to 31,719,668.20, 43,775,308.03 and 17,968,745.32

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Solution

The fourth proportional to 31,719,668.20, 43,775,308.03 and 17,968,745.32 is: 24,798,095.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,719,668.20 : 43,775,308.03 = 17,968,745.32 : x
  2. Step 2: Convert to fraction form
    31,719,668.20/43,775,308.03 = 17,968,745.32/x
  3. Step 3: Cross multiply
    31,719,668.20x = 43,775,308.03 × 17,968,745.32
  4. Step 4: Simplify right side
    31,719,668.20x = 786,587,361,295,621
  5. Step 5: Solve for x
    x = 786,587,361,295,621/31,719,668.20
  6. Step 6: Final answer
    x = 24,798,095.50

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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.