Home / 21,960,183.64-30,305,056.30-12,171,259.82

Finding the Fourth Proportional to 21,960,183.64, 30,305,056.30 and 12,171,259.82

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Solution

The fourth proportional to 21,960,183.64, 30,305,056.30 and 12,171,259.82 is: 16,796,340.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960,183.64 : 30,305,056.30 = 12,171,259.82 : x
  2. Step 2: Convert to fraction form
    21,960,183.64/30,305,056.30 = 12,171,259.82/x
  3. Step 3: Cross multiply
    21,960,183.64x = 30,305,056.30 × 12,171,259.82
  4. Step 4: Simplify right side
    21,960,183.64x = 368,850,713,935,502.56
  5. Step 5: Solve for x
    x = 368,850,713,935,502.56/21,960,183.64
  6. Step 6: Final answer
    x = 16,796,340.14

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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.