Home / 10,646,383.20-15,971,907.60-3,456,693.60

Finding the Fourth Proportional to 10,646,383.20, 15,971,907.60 and 3,456,693.60

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Solution

The fourth proportional to 10,646,383.20, 15,971,907.60 and 3,456,693.60 is: 5,185,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646,383.20 : 15,971,907.60 = 3,456,693.60 : x
  2. Step 2: Convert to fraction form
    10,646,383.20/15,971,907.60 = 3,456,693.60/x
  3. Step 3: Cross multiply
    10,646,383.20x = 15,971,907.60 × 3,456,693.60
  4. Step 4: Simplify right side
    10,646,383.20x = 55,209,990,780,711.36
  5. Step 5: Solve for x
    x = 55,209,990,780,711.36/10,646,383.20
  6. Step 6: Final answer
    x = 5,185,797.82

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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.