Home / 12,084,986.66-16,645,512.62-9,288,762.68

Finding the Fourth Proportional to 12,084,986.66, 16,645,512.62 and 9,288,762.68

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Solution

The fourth proportional to 12,084,986.66, 16,645,512.62 and 9,288,762.68 is: 12,794,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084,986.66 : 16,645,512.62 = 9,288,762.68 : x
  2. Step 2: Convert to fraction form
    12,084,986.66/16,645,512.62 = 9,288,762.68/x
  3. Step 3: Cross multiply
    12,084,986.66x = 16,645,512.62 × 9,288,762.68
  4. Step 4: Simplify right side
    12,084,986.66x = 154,616,216,284,453.66
  5. Step 5: Solve for x
    x = 154,616,216,284,453.66/12,084,986.66
  6. Step 6: Final answer
    x = 12,794,074.23

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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.