Home / 31,498,276.96-43,467,808-18,275,327.24

Finding the Fourth Proportional to 31,498,276.96, 43,467,808 and 18,275,327.24

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Solution

The fourth proportional to 31,498,276.96, 43,467,808 and 18,275,327.24 is: 25,220,059.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,498,276.96 : 43,467,808 = 18,275,327.24 : x
  2. Step 2: Convert to fraction form
    31,498,276.96/43,467,808 = 18,275,327.24/x
  3. Step 3: Cross multiply
    31,498,276.96x = 43,467,808 × 18,275,327.24
  4. Step 4: Simplify right side
    31,498,276.96x = 794,388,415,605,489.88
  5. Step 5: Solve for x
    x = 794,388,415,605,489.88/31,498,276.96
  6. Step 6: Final answer
    x = 25,220,059.39

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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.