Home / 27,216,820.80-40,825,231.20-12,100,276.80

Finding the Fourth Proportional to 27,216,820.80, 40,825,231.20 and 12,100,276.80

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Solution

The fourth proportional to 27,216,820.80, 40,825,231.20 and 12,100,276.80 is: 18,150,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216,820.80 : 40,825,231.20 = 12,100,276.80 : x
  2. Step 2: Convert to fraction form
    27,216,820.80/40,825,231.20 = 12,100,276.80/x
  3. Step 3: Cross multiply
    27,216,820.80x = 40,825,231.20 × 12,100,276.80
  4. Step 4: Simplify right side
    27,216,820.80x = 493,996,597,943,996.25
  5. Step 5: Solve for x
    x = 493,996,597,943,996.25/27,216,820.80
  6. Step 6: Final answer
    x = 18,150,415.20

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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.