Home / 11,206,783.70-16,810,175.55-8,372,431.70

Finding the Fourth Proportional to 11,206,783.70, 16,810,175.55 and 8,372,431.70

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Solution

The fourth proportional to 11,206,783.70, 16,810,175.55 and 8,372,431.70 is: 12,558,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206,783.70 : 16,810,175.55 = 8,372,431.70 : x
  2. Step 2: Convert to fraction form
    11,206,783.70/16,810,175.55 = 8,372,431.70/x
  3. Step 3: Cross multiply
    11,206,783.70x = 16,810,175.55 × 8,372,431.70
  4. Step 4: Simplify right side
    11,206,783.70x = 140,742,046,657,384.94
  5. Step 5: Solve for x
    x = 140,742,046,657,384.94/11,206,783.70
  6. Step 6: Final answer
    x = 12,558,647.55

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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.