Home / 26,797,988.36-40,200,968.28-12,422,509.31

Finding the Fourth Proportional to 26,797,988.36, 40,200,968.28 and 12,422,509.31

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Solution

The fourth proportional to 26,797,988.36, 40,200,968.28 and 12,422,509.31 is: 18,635,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797,988.36 : 40,200,968.28 = 12,422,509.31 : x
  2. Step 2: Convert to fraction form
    26,797,988.36/40,200,968.28 = 12,422,509.31/x
  3. Step 3: Cross multiply
    26,797,988.36x = 40,200,968.28 × 12,422,509.31
  4. Step 4: Simplify right side
    26,797,988.36x = 499,396,902,729,314.75
  5. Step 5: Solve for x
    x = 499,396,902,729,314.75/26,797,988.36
  6. Step 6: Final answer
    x = 18,635,611.60

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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.