Home / 11,178,003.80-16,767,005.70-10,469,415.80

Finding the Fourth Proportional to 11,178,003.80, 16,767,005.70 and 10,469,415.80

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Solution

The fourth proportional to 11,178,003.80, 16,767,005.70 and 10,469,415.80 is: 15,704,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,003.80 : 16,767,005.70 = 10,469,415.80 : x
  2. Step 2: Convert to fraction form
    11,178,003.80/16,767,005.70 = 10,469,415.80/x
  3. Step 3: Cross multiply
    11,178,003.80x = 16,767,005.70 × 10,469,415.80
  4. Step 4: Simplify right side
    11,178,003.80x = 175,540,754,394,270.06
  5. Step 5: Solve for x
    x = 175,540,754,394,270.06/11,178,003.80
  6. Step 6: Final answer
    x = 15,704,123.70

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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.