Home / 16,131,587.47-22,256,815.03-9,599,980.75

Finding the Fourth Proportional to 16,131,587.47, 22,256,815.03 and 9,599,980.75

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Solution

The fourth proportional to 16,131,587.47, 22,256,815.03 and 9,599,980.75 is: 13,245,131.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,131,587.47 : 22,256,815.03 = 9,599,980.75 : x
  2. Step 2: Convert to fraction form
    16,131,587.47/22,256,815.03 = 9,599,980.75/x
  3. Step 3: Cross multiply
    16,131,587.47x = 22,256,815.03 × 9,599,980.75
  4. Step 4: Simplify right side
    16,131,587.47x = 213,664,995,844,310.69
  5. Step 5: Solve for x
    x = 213,664,995,844,310.69/16,131,587.47
  6. Step 6: Final answer
    x = 13,245,131.41

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1.5x scale

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.