Home / 18,359,200.80-27,538,801.20-11,052,871.20

Finding the Fourth Proportional to 18,359,200.80, 27,538,801.20 and 11,052,871.20

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Solution

The fourth proportional to 18,359,200.80, 27,538,801.20 and 11,052,871.20 is: 16,579,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359,200.80 : 27,538,801.20 = 11,052,871.20 : x
  2. Step 2: Convert to fraction form
    18,359,200.80/27,538,801.20 = 11,052,871.20/x
  3. Step 3: Cross multiply
    18,359,200.80x = 27,538,801.20 × 11,052,871.20
  4. Step 4: Simplify right side
    18,359,200.80x = 304,382,822,666,005.44
  5. Step 5: Solve for x
    x = 304,382,822,666,005.44/18,359,200.80
  6. Step 6: Final answer
    x = 16,579,306.80

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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.