Home / 51,747,540.59-71,410,354.52-28,542,169.33

Finding the Fourth Proportional to 51,747,540.59, 71,410,354.52 and 28,542,169.33

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Solution

The fourth proportional to 51,747,540.59, 71,410,354.52 and 28,542,169.33 is: 39,387,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,747,540.59 : 71,410,354.52 = 28,542,169.33 : x
  2. Step 2: Convert to fraction form
    51,747,540.59/71,410,354.52 = 28,542,169.33/x
  3. Step 3: Cross multiply
    51,747,540.59x = 71,410,354.52 × 28,542,169.33
  4. Step 4: Simplify right side
    51,747,540.59x = 2,038,206,430,303,934.25
  5. Step 5: Solve for x
    x = 2,038,206,430,303,934.25/51,747,540.59
  6. Step 6: Final answer
    x = 39,387,503.39

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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.