Home / 47,745,791.90-71,589,358.04-18,565,617.34

Finding the Fourth Proportional to 47,745,791.90, 71,589,358.04 and 18,565,617.34

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Solution

The fourth proportional to 47,745,791.90, 71,589,358.04 and 18,565,617.34 is: 27,837,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,745,791.90 : 71,589,358.04 = 18,565,617.34 : x
  2. Step 2: Convert to fraction form
    47,745,791.90/71,589,358.04 = 18,565,617.34/x
  3. Step 3: Cross multiply
    47,745,791.90x = 71,589,358.04 × 18,565,617.34
  4. Step 4: Simplify right side
    47,745,791.90x = 1,329,100,627,289,292
  5. Step 5: Solve for x
    x = 1,329,100,627,289,292/47,745,791.90
  6. Step 6: Final answer
    x = 27,837,021.32

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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.