Home / 18,052,569.98-27,091,783.92-7,685,057.73

Finding the Fourth Proportional to 18,052,569.98, 27,091,783.92 and 7,685,057.73

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Solution

The fourth proportional to 18,052,569.98, 27,091,783.92 and 7,685,057.73 is: 11,533,090.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,052,569.98 : 27,091,783.92 = 7,685,057.73 : x
  2. Step 2: Convert to fraction form
    18,052,569.98/27,091,783.92 = 7,685,057.73/x
  3. Step 3: Cross multiply
    18,052,569.98x = 27,091,783.92 × 7,685,057.73
  4. Step 4: Simplify right side
    18,052,569.98x = 208,201,923,433,885.72
  5. Step 5: Solve for x
    x = 208,201,923,433,885.72/18,052,569.98
  6. Step 6: Final answer
    x = 11,533,090.51

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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.