Home / 53,414,625.60-73,712,183.36-28,968,339.60

Finding the Fourth Proportional to 53,414,625.60, 73,712,183.36 and 28,968,339.60

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Solution

The fourth proportional to 53,414,625.60, 73,712,183.36 and 28,968,339.60 is: 39,976,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,414,625.60 : 73,712,183.36 = 28,968,339.60 : x
  2. Step 2: Convert to fraction form
    53,414,625.60/73,712,183.36 = 28,968,339.60/x
  3. Step 3: Cross multiply
    53,414,625.60x = 73,712,183.36 × 28,968,339.60
  4. Step 4: Simplify right side
    53,414,625.60x = 2,135,319,560,085,107.50
  5. Step 5: Solve for x
    x = 2,135,319,560,085,107.50/53,414,625.60
  6. Step 6: Final answer
    x = 39,976,308.66

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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.