Home / 21,817,138.14-30,107,882.46-12,027,932.64

Finding the Fourth Proportional to 21,817,138.14, 30,107,882.46 and 12,027,932.64

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Solution

The fourth proportional to 21,817,138.14, 30,107,882.46 and 12,027,932.64 is: 16,598,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,817,138.14 : 30,107,882.46 = 12,027,932.64 : x
  2. Step 2: Convert to fraction form
    21,817,138.14/30,107,882.46 = 12,027,932.64/x
  3. Step 3: Cross multiply
    21,817,138.14x = 30,107,882.46 × 12,027,932.64
  4. Step 4: Simplify right side
    21,817,138.14x = 362,135,582,161,917.50
  5. Step 5: Solve for x
    x = 362,135,582,161,917.50/21,817,138.14
  6. Step 6: Final answer
    x = 16,598,674.85

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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.