Home / 17,905,857.20-26,801,632.20-14,126,721.20

Finding the Fourth Proportional to 17,905,857.20, 26,801,632.20 and 14,126,721.20

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Solution

The fourth proportional to 17,905,857.20, 26,801,632.20 and 14,126,721.20 is: 21,144,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905,857.20 : 26,801,632.20 = 14,126,721.20 : x
  2. Step 2: Convert to fraction form
    17,905,857.20/26,801,632.20 = 14,126,721.20/x
  3. Step 3: Cross multiply
    17,905,857.20x = 26,801,632.20 × 14,126,721.20
  4. Step 4: Simplify right side
    17,905,857.20x = 378,619,185,794,342.62
  5. Step 5: Solve for x
    x = 378,619,185,794,342.62/17,905,857.20
  6. Step 6: Final answer
    x = 21,144,990.80

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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.