Home / 18,968,331.06-26,176,930.65-11,624,745.51

Finding the Fourth Proportional to 18,968,331.06, 26,176,930.65 and 11,624,745.51

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Solution

The fourth proportional to 18,968,331.06, 26,176,930.65 and 11,624,745.51 is: 16,042,537.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,968,331.06 : 26,176,930.65 = 11,624,745.51 : x
  2. Step 2: Convert to fraction form
    18,968,331.06/26,176,930.65 = 11,624,745.51/x
  3. Step 3: Cross multiply
    18,968,331.06x = 26,176,930.65 × 11,624,745.51
  4. Step 4: Simplify right side
    18,968,331.06x = 304,300,157,039,168.88
  5. Step 5: Solve for x
    x = 304,300,157,039,168.88/18,968,331.06
  6. Step 6: Final answer
    x = 16,042,537.22

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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.