Home / 12,171,262.50-16,796,867.13-6,738,754.50

Finding the Fourth Proportional to 12,171,262.50, 16,796,867.13 and 6,738,754.50

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Solution

The fourth proportional to 12,171,262.50, 16,796,867.13 and 6,738,754.50 is: 9,299,771.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,262.50 : 16,796,867.13 = 6,738,754.50 : x
  2. Step 2: Convert to fraction form
    12,171,262.50/16,796,867.13 = 6,738,754.50/x
  3. Step 3: Cross multiply
    12,171,262.50x = 16,796,867.13 × 6,738,754.50
  4. Step 4: Simplify right side
    12,171,262.50x = 113,189,963,958,189.58
  5. Step 5: Solve for x
    x = 113,189,963,958,189.58/12,171,262.50
  6. Step 6: Final answer
    x = 9,299,771.82

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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.