Home / 18,968,101.70-26,176,614.20-11,624,515.88

Finding the Fourth Proportional to 18,968,101.70, 26,176,614.20 and 11,624,515.88

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Solution

The fourth proportional to 18,968,101.70, 26,176,614.20 and 11,624,515.88 is: 16,042,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,968,101.70 : 26,176,614.20 = 11,624,515.88 : x
  2. Step 2: Convert to fraction form
    18,968,101.70/26,176,614.20 = 11,624,515.88/x
  3. Step 3: Cross multiply
    18,968,101.70x = 26,176,614.20 × 11,624,515.88
  4. Step 4: Simplify right side
    18,968,101.70x = 304,290,467,263,527.88
  5. Step 5: Solve for x
    x = 304,290,467,263,527.88/18,968,101.70
  6. Step 6: Final answer
    x = 16,042,220.36

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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.