Home / 13,027,986.33-17,980,777.27-7,228,636.41

Finding the Fourth Proportional to 13,027,986.33, 17,980,777.27 and 7,228,636.41

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Solution

The fourth proportional to 13,027,986.33, 17,980,777.27 and 7,228,636.41 is: 9,976,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027,986.33 : 17,980,777.27 = 7,228,636.41 : x
  2. Step 2: Convert to fraction form
    13,027,986.33/17,980,777.27 = 7,228,636.41/x
  3. Step 3: Cross multiply
    13,027,986.33x = 17,980,777.27 × 7,228,636.41
  4. Step 4: Simplify right side
    13,027,986.33x = 129,976,501,254,022.41
  5. Step 5: Solve for x
    x = 129,976,501,254,022.41/13,027,986.33
  6. Step 6: Final answer
    x = 9,976,714.59

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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.