Home / 21,960,183.14-30,305,055.61-12,171,259.32

Finding the Fourth Proportional to 21,960,183.14, 30,305,055.61 and 12,171,259.32

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Solution

The fourth proportional to 21,960,183.14, 30,305,055.61 and 12,171,259.32 is: 16,796,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960,183.14 : 30,305,055.61 = 12,171,259.32 : x
  2. Step 2: Convert to fraction form
    21,960,183.14/30,305,055.61 = 12,171,259.32/x
  3. Step 3: Cross multiply
    21,960,183.14x = 30,305,055.61 × 12,171,259.32
  4. Step 4: Simplify right side
    21,960,183.14x = 368,850,690,437,900.88
  5. Step 5: Solve for x
    x = 368,850,690,437,900.88/21,960,183.14
  6. Step 6: Final answer
    x = 16,796,339.45

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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.